Publications / IFFE / GIVEN TALKS

Date: 27-02-2024

344. Birth and death of stars, Saturday, June 27, 2015, time: 10: 00-11: 30, Summer School of Modern Physics E.E.F. Eretria.
345. Physics and Astrophysics in research peak, Saturday, June 27, 2015, Time: 19:00-19:30, Summer School of Modern Physics E.E.F. Eretria.

346. The stars and their myths, Monday October 12, Cafe-Book Floral, Themistokleous 80, Exarchia Square.

347. The evolution of stars: from the Sun to quasars. Monday, October 26, Cafe-Book Floral, Themistokleous 80 Exarcheion.DIALEXEIS Square
348. STAR EVOLUTION: FROM THE SUN TO NOVAE. SCIENCE MEETS THE UNIVERSE-ENOSI GREEK FYSIKON- Amphitheater 1st Lyceum Messina. MESSINI. Friday, November 13, 2015.

 13. Given Talks 

Honorable opening speeches
1.
"Is there Intelligent Life in the Universe?". Inaugural Invited Central Speech at the 11th Panhellenic Symposium of the Hellenic Society of Endodontics. Hall of the War Museum, Saturday 1, December 2001.
2. "The fallacy of the senses". Inaugural Invited Central Speech in the 20 + 1 Years of Laparoscopic Surgery, International Scientific Meeting, Hotel Thraki Pallas, Alexandroupolis, March 21-22, 2008.
3. "The Quest for Intelligent Life in the Universe". Inaugural Invited Central Speech at the 10th Panhellenic Surgery Meeting: Liver-Gallbladder-Pancreas. Hotel Thraki Palace, Alexandroupolis, May 15, 2010.

4. "Invisible World and Modern Physics". Inaugural Invited Central Speech at the 5th Conference of the Hellenic Surgical Society, International Scientific Meeting, Hotel Thraki Pallas, Alexandroupolis, April 12, 2013.

5. Eyes Open to the Universe. Invited Opening Speech at the 15th Panhellenic Congress of Radiotherapy Oncology, Hellenic Radiotherapy Oncology Society and Cancer Medicine Research Society. Friday, 8 May 2015, time: 21: 00-21: 30. Hotel «The Met» Thessaloniki. Modern Oncology Issues.

 

6. Invited address [J.B. Rhine Banquet Speech]: Invisible World and Modern Astrophysics, 60th Annual Convention of the Paraphsychological Association. Hotel Titania, Athens, Greece, July 23, 2017.

I Talks at the Popular University-Society of the Friends of the Nation

1 Stars and their myths, December 1993
2 Measuring the Timeless time-Time in Astronomy, December 1994
3 Time in Philosophy and Physics, December 1995
4 The calendrical problem from the view of Astronomy, December 1996
5 Searching for intelligent life, November 1997
6 The star of Bethlehem, December 1998
7 Calendars of Christianity-leap years, March 2000.
II II. Ideotheatro-Stournai 7, Athens
8 The cosmological views of ancient Greek Philosophers, February 1997
9 The feasts of Solstices, March 1997
10 The wonderful mythology of the stars, March 1997
11 The world of the constellation, April 1997
12 The names of the stars and the constellations, April 1997
13 Luminosity and Brightness of the stars, April 1997
14 Stellar distances, April 1997
15 Fixed stars-constellations, May 1997
16 Apparent and absolute magnitudes, May 1997
17 Stellar evolution, May 1997
18 Stellar structure-stellar atmospheres, June 1997
19 Solar system, June 1997
20 Cosmogony and Cosmology, September 1997
21 Celebrated the vernal equinox, March 1999
22 The Universe I loved- The Birth of our Universe, May 1999
III. Universities
23 a) Section of Astrophysics-Astronomy and Mechanics-Athens:
Astronomy and Calendars, 17 April 1997
24 b) University of Thessaly-Volos: Astrology: Religion or Science?, 24 May 1997
25 Lunar, luni-solar and solar calendars, 25 May 1997
26 c) Talks under the auspices of the Society of Free Scientists (University of Athens)
Myths and legends of the star's World, 16 December 1992
27 Time in Astronomy, 24 March 1993
28. Calendars and the estimation of Pasca, April 1999
IV. Bissextilia- a)Central University
29. The astronomical necessity of the leap day, 29 February 1996 (morning)
b) Old University-Museum of the University
30. The French Calendier Republicaine, 29 February 1996 (afternoon)
31. Time-Mythology-Astronomy, 13 June 1996
32. The problem of the leap years, 29 February 2000 (afternoon)
V. Schools-Societies-Boy Scouts etc.
33. The first steps of Astrophysics, I.M. Panagiotopoulos School, November 1993
34. The evolution of the stars, 1st Lyceum of Kifissia, March 1994
35. Neutron stars, pulsars, black holes, Yiannis Ritsos-Aigaleo, March 1994
36. Neutron stars, pulsars, black holes-The death of the stars, 1st Lyceum of Aigaleo April 1995
37. Luminositise-Brightness-stellar magnitudes, 1st Gymnasium of Aigaleo April 1995
38. The world of constellations-The Greek mythology of the stars, 1st Preliminary School of Papagos, May 1995
39. The wonderful world of the stars, 12th Preliminary School of Vyronas, May 1995
40. Black holes, white holes, wormholes, 5th Lyceum of Vyronas, May 1995.
41. Uranography-Searching for the constellations, Rafina-Boy Scouts, September 1995
42. The determination of the date of Pasca Society of Orthodoxs Christians "Salpiga", April 1996
43. The Greek mythology of the constellations, German School-preliminary, May 199
44. Stellar evolution, German School-Gymnasium, May 1996
45. The magical world of constellations in northern sky, German School-A night dedicated to stars, June 1996.
46. Cosmological paths-an isotropic Universe, 1st System of Boy Scouts Aigaleo, November 1996
47. Searching for the Jesus Christ-astronomical answers, Society of Theologians of Athanassios Tsoupras, December 1996
48. Systems of Time and Astronomy, 2nd System of Boy Scouts Vyronas, April 1997
49. Theory of Big Bang, Lyceum Kareas, November 1999.
50. Space-Time and Dimensions, Post Graduates' seminars of Philosophy-Pneumatiko Kentro Dimou Athinaion, 29 March 2000
51. Myths and legends of the stars, European Society of Scientists-Artists and writers, Athens, 14 April 2000
52. The star of the wise men-Myth or reality. At the celebrations "Welcome-millennium", Municipality of Cropia, 3 January 2001
53. Astrology under the search of science, Students D.A.P., School of Physics, 19 March 2001
54. Theory of Big Bang and the cosmological aspects of Democritus, Philosophical School, aula 16, University of Athens, 15 May 2001
55. Cosmogony of Ancient Greeks. Polytechnic School of Crete, Chania, 24 September 2001
56. Cosmos of the ancient Greek philosophers, High TV, Evagellos Spandagos, 7 October 2001
57. The theory of Panspermia. Stoa Vivliou, Invited talk under the auspices of the European Program ‘Life in the Universe', 19 October 2001
58. The Cosmology of the ancient presocratic philosophers. Central University, invited talk at the Symposium ‘Socratous Daemonion', 9 November 2001
59. Is there any intelligent life in Universe' War Museum, Invited talk under the auspices of the 11th Panhellenic Symposium of Greek Society of Orthodentists, 1 December 2001
60. The Star of Bethlehem and Astrology, Italian School of Athens, 12 December 2001
61. The Star of Bethlehem, High TV, Evagellos Spandagos, 16 December 2001
62. Life in the Universe. University of Athens, Section of Astrophysics-Astronomy and Mechanics. 8 February 2002
63. Intelligent life in the Universe, Italian School of Athens-Gymnasium, 12 March 2002
64. Stars and their myths, University of Athens, Section of Astrophysics-Astronomy and Mechanics. 19 April 2002
65. Time and measurements, Koropi- aula Aristotle, 15 December 2002
66. Cosmogony-Cosmology and Astrophysics, Section of Astrophysics-Astronomy and Mechanics. Program ‘Open nights for all', 20 December 2002
67. The Odyssey of the calendars; Omilos Erasimolpon ‘To Koinon ton Oraion Texnon', Greek Society, Plaka, 31 January 2003
68. Astronomical determination of Pasca, Section of Astrophysics-Astronomy and Mechanics. Program ‘Open nights for all', 11 April 2003
69. The celebration of Pasca according to Astronomy, Popular University-Society of the Friends of the Nation, 17 April 2003.
70. Cosmological discussions, Group of Young Christians, Church of Greece, 26 May 2003
71. Ancient Cosmogonies-Modern Cosmology, Invited talk, A journey of Physics in space and time. Greek Physics Society, Korthio Andros, 18-19 July 2003
72. Solar System and life, Invited talk, EKFE Neas Philadelphias, aula ‘Miltos-Kountouras', 19 December 2003
73. The Star of Bethlehem, Ekpolitistikos Syllogos Glykon Neron, 20 December 2003
74. The Star of Bethlehem and the astronomical answers, Municipality of Corinth, Corinth, 22 December 2003
75. The Star of Bethlehem-Myth or reality? Amphitheatre ‘Periandros o Korinthios', 4th Lyceum of Corinth, 23 December 2003
76. The astronomical and philosophical extensions of Time, Invited talk to the Post graduate students of Philosophy, aula Antonios Tritsis, Pneumatiko Kentro of the Municipality of Athens, 8 January 2004
77. Myths and legends for Santa Claus, Panhellenic Society of Writers, Omonoia, Athens, 20 January 2004
78. Astronomy in Ionia and the islands of Aegean Sea. Fira-Santorini, Greek Physics Society, Invited talk, 21-22 October 2004
79. The first seconds of the Universe, French Institute of Athens (IFA), Athens 9 November 2004
80. A Universe - a painting, Science and Art, Hotel Hilton Athens, aula Thalia, 12 December 2004
81. Measuring the Timeless Time-Time in Astronomy, Levadia, "Syghroni Ekfrasi", 13 December 2004
82. Solstices-Equinoxes and the celebration of Christmas, Ekpolitistikos Syllogos Glykon Neron, 17 December 2004
83. Calendars, Popular University, The Society of the Friends of the Nation, 13 January 2005
84. Cosmic paths. Common Conference of Greek and Cyprian Physicists, invited talk, Nicosia, 4-6 February 2005
85. Cosmological constant and Einstein, Greek Mathematical Society, invited talk, Chalkis, Euboea, 20 February 2005
86. Year of Physics and Einstein. Cosmological constant, Students K.N.E. School of Physics, Amphitheatre Aristotle, 10 March 2005
87. Corinth and the constellations dedicated to it. Amphitheatre ‘Periandros o Korinthios', 4th Lyceum of Corinth, 20 March 2005
88. Einstein and Cosmological constant, Amphitheatre ‘Periandros o Korinthios', 4th Lyceum of Corinth, 21 March 2005
89. Year of Physics and Einstein. Cosmological constant, Greek-French School of Peireus, 19 April 2005
90. Art and Astronomy to Dogon, International Conference "Art and Science", invited talk, Greek Society of Physics. Eugenides Foundation, 19 June 2005
91. Thrace-Orphic Hymns and Astronomy: Symposium "Samothrace in Space and Time", invited talk, under the auspices of the Municipality of Samothrace, Amphitheatre ‘Nicolaus Fardys', 1st September 2005.
92. The heliocentric System from the Orphic hymns to emperor Julian, invited talk, Greek Society of Physics: ‘The aspects of ancient philosophers for physics and their influences to modern thought', Xanthi, 11-13 Νοvember 2005.
93. Untangible World and Modern Physics, "Science and God", Greek Physics Society, National Research Institute, 22 January 2006.
94. Solstices-Equinoxes and the Christian Holidays. Yiannis Ritsos-Aigaleo, 20 January 2006; and the same at Herakleidon Museum-Athens.

THE CELEBRATION OF THE EQUINOX AND SUMMER SOLSTICELECTURE by Dr. Efstratios Theodossiou, 22 June 2006: www.herakleidon-art.gr/index.cfm?get.. 

95. The evolution of ideas in Physics. Popular University the Society of Friends of the Nation. 2 March 2006.
96. Apeiron of Anaximander and Modern Cosmology. 11th Panhellenic Conference of Greek Physics Society, Larissa 30 March 2006 (invited speaker).
97. Cosmological Theories of Ancient Greek philosophers and Modern Physics. Greek Physics Society-E.E.F-Kavala, June 8, 2006 (invited speaker).
98. THE CELEBRATION OF THE EQUINOX AND SUMMER SOLSTICE. Herakleion Museum. 22 June 2006.
http://www.herakleidon-art.gr/index.cfm?get=events&show=past&ItemID=72

99. Orphic Hymns and Astronomy. Greek Physics Society and the Municipality of Megara, Megara September 25, 2006 (invited speaker).
100 Popular University of Agia Paraskevi: A series of 8 talks on Astrophysics and History-Philosophy of Sciences. From October 10 to December 10, 2006 (invited speaker).
101 Equinoxes and Solstices. Astronomical Group of the Students at the University of Crete. Heracleion, 2006 December 9-10 (invited speaker).
102. Theory of strings. Scientific Symposium of Hellenic Physics Society-T.E.I. of Lamia, Lamia, 2006 December 15-17 (invited speaker).
103 Intelligent life in Space. Hellenic Physics Society of West Macedonia. Aristotelian University of Thessalonica, Symposium: A journey in space, Thessalonica, 2006 December 18 (invited speaker).
104 Is there anyone out there? The Aigaleo's Center of Culture: Yiannis Ritsos, Aigaleo, 2007 January 6 (invited speaker).
105 Theory of strings: A solution or an Utopia? Ptolemais Amphitheatre of Municipality, Panhellenic Union Frontiston of West Macedonia, Ptolemais, 2007 February 3 (invited speaker).
106 Theory of strings: A solution or an Utopia? Kozanis' Center of Culture, Panhellenic Union Frontiston of West Macedonia, Kozani, 2007 February 3 (invited speaker).
107 Orphic Hymns and Astronomy, Hellenic Physics Society and Karystion Brotherhood, Giokalion Amphitheatre, Karystos, 2007 March 17 (invited speaker).
108 From the Apeiron of Anaximander to the infinite Universes of Modern Astrophysics. Scientific Symposium: Humanity and Philosophy of Sciences. Hellenic Physics Society, Nauplion, 2007 March 30-April 1 (invited speaker).
109 About the intelligent life in the Universe. Pneumatiki Estia Spartis, Spartis May 11th, 2007.
110 Τhe Apeiron of Anaximander and the infinite Universes of Modern Cosmology. Kalamata, Nea Skini, DI.PE.THE. Amphitheatre Philarmonikis, May 12th, 2007.
111 Stars and their myths-A journey in the beauty of the Universe. Syllogos Neon Kapandriti-Mikrochori, at the central square of the Mikrochori village, Sunday July 22th, 2007
112 Moschophoros-Kriophoros and Ichtys. European Ideas, Antique Civilization and Serbian Culture, Belgrade, Stemski Karlovci and Stremska in Serbia, 24-30 September, 2007 (invited speaker).
113 Astronomy-Mythology and Religion: Moschophoros-Kriophoros and Ichtys. Greek Physicist Society, Olympia, November 2-4 (invited speaker).
114 Astronomical eras, Time and Art, Municipality of Tripolis, Under the auspices of Greek Physicist Society. Apostolopouleio Pneumatiko Kentro, November 15-16, 2007 (invited speaker).
115 Time, Art and Astronomy, Student Astronomical Union of Athens, Department of Astrophysics, Astronomy, and Mechanics, November 29, 2007.
116 Astronomy, Mythology and Time, Program Anoiktes Thyres, Department of Astrophysics, Astronomy, and Mechanics, December 14, 2007.
117 A journey to Universe, Under the auspices of Greek Physicist Society, 6th and 36th Gymnasium of Athens (Kynosargous), 12:00-13:00, December 19, 2007.
118 The star of Bethlehem, Student Astronomical Union of Athens, Student Astronomical Union of Athens, Amphitheatre Aristarchus, December 19, 2007.
119 Theory of strings and superstrings, Student Astronomical Union of Athens, Student Astronomical Union of Athens, Amphitheatre Aristarchus, January 16, 2008.
120 Astronomical eras, Sculpture and Time, 2nd International Conference Science and Art, (invited speaker), Techno polis, Athens 2008, 16 January.
121 Theory of strings: Solution or Utopia? (Théorie des Cordes: Solution ou Utopie?), France Institut of Athens (I.F.A.), January 22, 2008.
122 Death to Micro-Macrocosmos. The Dilution of Senses. 13th Symposium, The Mystery of Life and Death. Athens, January 27, 2008.
123 Theory of superstrings a modern Pythagorean Music of the Heavenly Spheres? Hotel Titania, Athens, January 30, 2008.
124 Searching for Extraterrestrial Intelligence, Lyceum ‘Nea Paideia, Athens, February 13, 2008.
125 The Big Telescopes of the World, Gymnasium of Kareas, 9 Μarch 2008.
126 The truth for Astrology. Student Astronomical Union of Athens. Panepistimiopolis. Amphitheatre Democritus. 12 Μarch 2008
127 Theory of Strings, Superstrings and Theory-M. 12th Panhellenic Conference of Greek Physics Society, Kavala, 20 Μarch 2008.
128 The Dilution of senses and modern Medicine. 20+1 years of laparoscopic Surgery, Scientific Symposium, Alexandroupolis, 21 Μarch, 2008.
129 Astronomy-Art and 12th Panhellenic Conference of Greek Physics Society, Drama, 22 Μarch 2008.
130 The dilution of the senses-The magical 4th dimension. Student's Astronomical Union of Athens. Panepistimiopolis. Amphitheatre Democritus. 26 Μarch 2008.
131 Mass, the roots for another reality. Student's Astronomical Union of Athens. Panepistimiopolis. Amphitheatre Democritus. 2 April 2008.
132 Un-visible world and Modern physics. Scientific Symposium: Science and Orthodoxy... the meeting with the man, Rizareios Ecclesiastical School, Athens, April 6, 2008.
133 Rigas Velestinlis and Astronomy in His Anthology of Physics (For 250 Years from His Birthday). Exploring the solar system and the Universe, Symposium 1: History of Romanian Astronomy and Education by Astronomy in the European Framework. Bucharest, Observatory Centenary, Bucharest-Romania, 8-12 April 2008.
134 Constellations and astronomical eras. E. Theodossiou and M. Dimitrijevic Development of astronomy among Serbs V, Belgrade 18-22 April, 2008.
135 The heliocentric system from the Orphic Hymns and the Pythagoreans to emperor Julian, E. Theodossiou, A. Dacanalis, M. Dimitrijevic and M. Danezis. Development of astronomy among Serbs V, Belgrade 18-22 April, 2008.
136 The peculiar new Universe. Student's Astronomical Union of Athens. Panepistimiopolis. Amphitheatre Democritus. 7 May 2008.
137 Mapping the Universe. Student's Astronomical Union of Athens. Panepistimiopolis. Amphitheatre Democritus. 14 May 2008.
138 Science and Theology. Student's Astronomical Union of Athens. Panepistimiopolis. Amphitheatre Democritus. 21 May 2008.
139 Astrophysics and Cosmology. 2nd July 2008. Summer School of Modern Physics. Hellenic Physics Society. Eretria, 26 June to 6 July 2008.
140 Science and Art, 3 July 2008. Summer School of Modern Physics. Hellenic Physics Society. Eretria, 26 June to 6 July 2008.
141 The Universe I loved. Second Astronight, Astropyle Serres, Saturday 9th August, Ano Brontou Serres.
142 Modern lessons in Astrophysics. Summer School of Modern Physics. Hellenic Physics Society. Kyparissia 28 και 29 August 2008.
143 The Cosmology of the Gnostics. The Dialogue between Science and Religion in the Orthodox World. Bucharest, Romania, 25-27 September 2008.
144 The heliocentric view of the World from the first traces in Orphic Hymns and the Pythagoreans to the emperor Julian. Ancient World, European and Serbian Scholarship, Belgrade 26-28, 2008.
145 The astronomical Clock of Prague and the astronomical legacy of Antiquity, E. Theodossiou, A. Dacanalis, M. Dimitrijevic and M. Danezis.Ancient World, European and Serbian Scholarship, Belgrade 26-28, 2008.
146 The dilution of Senses. The points of Technology in Physics Sciences, Hellenic Physics Society, Aigio 3-5 Οctober 2008.
147 The belief of Seven at the Program: The 7 Miracles of the World. Eugenides Planetarium. Athens, October 6th, 2008.
148 The significance of Hydor in European Thought from ancient Greek Cosmogonies to modern Astrophysics. 8th International Hydrogeological Congress of Greece, Special lecture. Athens October 8th, 2008.
149 From Ancient astronomical eras to the modern sculpture. Nomarchiake Autodioikise Rethymnou-The Laboratory Center of Physics Science Rethymnou. Wednesday 15 Οctober 2008, Odeio Rethymnou.
150 The theory of Strings and Super strings. Astronomical and Astrophysical Society of Western Greece. Papastrateio Megaro, Monday 20 Οctober 2008, Agrinio.
151 Cosmic paths. Scientific Symposium: Physics in Humanity and Technology. Hellenic Physics Society. Papastrateio Megaro, Saturday 1 November 2008, Agrinio.
152 Astronomy, Time and Art. The Rotary Society of Ioannina. Saturday 15 November 2008, Metsovo.
153 The Experiment in CERN. Cyprian Physicists Society. Saturday 22 November 2008, Nicosia. Aula of the University of Cyprus.
154 The calendars of the Christian world. Etaireia ton Filon tou laou. Thursday January 8, 2009.
155 The Harmony of the Spheres - The relation of Astronomy with Music. Bookstore Aigiis, Peiraias, Monday January 26, 2009.
156 2009: International Year of Astronomy. World and Universe, March 21, 2009, Cyprian Society of Physics, Olympic Megaron, Nicosia (invited speaker).
157 Presocratic philosophers and Environment. Greek Physic Society, Conservatory of Rethymnon, Rethymnon-Creta, March 27, 2009.
158 International Year of Astronomy. Gerostathopouleion Observatory University of Athens. Thursday, April 2, 2009.
159 2009: International Year of Astronomy and ancient Greek Astronomy. Chalkis, Sunday, April 5, 2009.
160 The astronomy of Ancient Egyptians, Center for the Spread of Science - Museum of Technology, Noesis, Thessalonica, Thursday, April 9, 2009.
161 Intelligent life in Universe. Summer School on Physics. Εretria, July 30, 2009.
162 International Year of Astronomy - Some New ideas on Astrophysics, Nedusa-Kalamata, Sunday July 4, 2009.
163 1609: 400 years from Galileo and Kepler. Summer School for young students, Agioi Theodoroi, E.E.F., Wednesday, August 26, 2009 (in the morning).
164 Theory of strings for young Summer School for young students, Agioi Theodoroi, E.E.F., Wednesday, August 26, 2009 (in the afternoon).
165 Theory of strings -Solution or Utopia? 6th Conference of Amateur Astronomy, Alexandroupolis, Saturday, September 26, 2009.
166 Orphic Hymns and Astronomy. Scientific Symposium "Orpheus and Cosmogony". Normacheake Aftodioikisis Rodopis-Ebrou and Democretean University of Thrace, Komotini, Sunday September 27, 2009 (invited speaker).
167 The contribution of Ancient Greeks in Astronomy. Aithousa Teleton-Municipality of Bolos, Bolos, Saturday, October 10, 2009.
168 1609: 400 years from the fundamental observation of Galileo Galilei, A night dedicated to astronomy, Soufli, Museum of Silk, Saturday, October 24, 2009.
169 The contribution of Byzantine scholars in Astronomy. Diorthodox Center og the. Astronomy in Ancient Egypt. Hiniochos Hotel-Athens. Hellenic Physicists Society, December 2009.
170 Search for exterterestrial Intelligence, Diktyon Perrabia, Elassona Municipality, December 27, 2009.
171 Physics and Astrophysics, Hellenic Physicists Society, Municipality of Athens, January 17, 2010
172 The Philosophy of Physics, The Aegiis Booksteore, Peiareus, January 18, 2010.
173 The future of Physics and Astrophysics- Carreer day. Doukas Schools. February 22, 2010.
174 Year of Astronomy: Myths and legends for stars and Constellations. Primary School Ermionis, Pelloponesse, Tuesday March 2, 2010.
175 The beauty of Astronomy: Astrophysics in 21th century. Lyceum of Kranidi, Pelloponesse, Wednesday March 3, 2010, in the morning.
176 The stars and the constellations. For the people of Kranidi, Pelloponesse, Wednesday March 3, 2010, in the afternoon.
177. Physics and Astropysics in modern subjects. Hotel Imeperial, Wednesday March 10, 2010, in the afternoon. Society of Greek Physicists.
178. Equinoxes and Solstices. Gerostathopouleion Observatory University of Athens. Friday, 19 March, 2010 (in the afternoon).
179. Presocratic philosophers and cosmological models in "Contribution of ancient Greeks Philosophers to the physical thought", Society of Greek Physicists, 11th High School, Kallithea, 28 April 2010.
180. Astronomy and Art, in "Adventures in Mind - The Labyrinth of the life", Theocharakis' Foundations, Athens, May 3, 2010.
181. From the Earth to the Solar System. Hotel Caravel, Mycenae-Pella. May 7, 2010, Athens.
182. Straman: A tale of the Sky for children. Aegeis, 2010, Peireaus, May 8.
183 Searching for extra-terrestrial intelligence. 10th Panhellenic Symposium of Surgery. Thrace Pallas, Alexandroupolis, May 15, 2010 (invited speaker).
184. Astronomy-History and Philosophy, Bookstore Kyriakides, Mitropoleos, Athens, May 17, 2010.
185. Universal Inspirations, Bookstore Aegeis, May 19, 2010, Peireaus,
186. Al Biruni, The embassy of Uzbec and Foundation Arcadia. Aula of Art Xrissiis, May 25, 2010, Athens.
187. George Grammatikakis, the scholar, the scientist, the teacher. Palaia Bouli, Stadiou 13. Athens, Society of Greek Physicists, Athens, May 25, 2010.
188. The spectrum of the stars- The law of Boltzmann and Saha's equation. Society of Greek Physicists. School for young students, Eretria June 26, 2010.
189. From ΟΖΜΑ to 2010, 50 Years of research. Astrocamping, Society of the Friends of Astronomy of East Macedonia. Island of Thassos. Thursday July 15, 2010.
190. Stars, Constellations and Uranography. Astrocamping, Society of the Friends of Astronomy of East Macedonia. Island of Thassos. Friday July 16, 2010.

191. Τhe Greek myths and the legents of the sky. The Drama's Society of Friends of Astronomy "Pegasus". October 9, 2010.

192. The contribution of Anaximander to the Natural Sciences. "The presocratic natural philosophers". Scientific Symposium. Hellenic Physicist Society. Enastron-Athens, October 20, 2010. 

193. Catastrophic events from space. "Open Gates" at the University's Observatory. APanepistimiopolis, October 22, 2010.
194. Astronomical Eras-Time in Astronomy. Fifth Days Festival. Hellenic Physicist Society-Polychoros-Gazi, Athens, November 1-5, 2010. The man meets Science throught the books. Tuesday, November 2, 2010.
195. The contribution of Anaximander to the Natural Sciences. "The presocratic natural philosophers". Fifth Days Festival. Hellenic Physicist Society-Polychoros-Gazi, Athens, November 1-5, 2010. The man meets Science throught the books. Wednesday, November 3, 2010.
196. At the years of Byzantium. Ιn the bookstore "Aegeis", B. Georgiou 11, Peireaus, November 22, 2010.

197. Katastrophic events in our solar system. In the  bookstore Eleftheroudakis, Herakleio-Creta, December 11, 2010.

198. Theory of strings and superstrings. Is the pythagorean theory of celestial  spheres? Arsakeio Lyceum Ekali. Wednesday, December 8, 2010.

199. The Byzantine scholars and their contribution in Astronomy. In the Bookstrore Pyrinos Kosmos, Ippokratous 16, Athens, Wednesday December 8, 2010 (in the afternoon).

200. The astronomy of the Ancient Egypt. Nea Philadelfeia, December 18, 2010, Hellenic Physicist's Society.  

201. Astrophysics the pioneer science. Hellenic Physicist Society. December 19, Hotel Imperial Athens.

202. The star of Bethlehem. Society of Greek Women Scientists. Boulis 44A, Syntagma Square-Athens, December 20, 2010.

203. The stars and their Greek myths. In the Bookstrore Pyrinos Kosmos, Ippokratous 16, Athens, Wednesday January 12, 2011.

204.  The measurement of small time intevals. In the Museum of the City of Athens-EMAET. January 31, 2011.

205. The calendrical problem-modern calendars.  In the Bookstrore Pyrinos Kosmos, Athens, Wednesday February 2, 2011.

206. Stars and their myths. Popular University of Agia Paraskevi-Athens. Supervisor prof. Nick Petrohilos, February 10, 2011.

207. Catastrophic events in our solar system. Thessaly meets the knowledge. Hellenic Physisist Society. Portaria-Pelion, Hotel Xenia, February 12, 2011.
208. Benjamin Lesbios and his Physics. Thessaly meets the knowledge. Hellenic Physisist Society. Portaria-Pelion, Hotel Xenia, February 13, 2011.
209. The students meet the stars... 7th Gymnasium & 5th Lyceum. Nea Ionia, supervisor prof. K. Karaberopoulos, February 16, 2011.
210. Astronomy, Calendars and Holidays. Popular University of Agia Paraskevi-Athens. Supervisor prof. Nick Petrohilos, February 17, 2011.
211. Catastrophic events in our solar system and the Future of our past. Μusic Hall "Pyxida", Herakleio-Creta, Saturday, February 19, 2011.
212. Astronomy and Astrophysics in the front of research. Popular University of Agia Paraskevi-Athens. Supervisor prof. Nick Petrohilos, February 24, 2011
213. Is there any problem in our solar sytem during 2012? Popular University of Agia Paraskevi-Athens. Supervisor prof. Nick Petrohilos, March 3, 2011.

214.  Intelligente life in the Universe. Hellenic Physicist Society in the meeting "Macedonia welcomes the knowledge". Hotel Ampelonas, Agios Nikolaos, Naousa, Friday, March 11, 2011.

215. Threatenig heavenly bodies from the Universe.  Hellenic Physicist Society in the meeting "Macedonia welcomes the knowledge". Hotel Ampelonas, Agios Nikolaos, Naousa, Friday, March 11, 2011.

216. Αstronomy vs Astrology. 5th Lyceum Byron, Tuesday Μarch 17, 2011.

217. Intelligent life in the Universe.  Under the auspices of the Holy Metropolis of Corfu and Astronomical Society of Corfu,  Friday, March 18, 2011.

218. Fear from the Universe - Year 2012. Bookstore Aigiis, Peireus, Monday, Μarch 28, 2011.

219. Intelligent life in the Universe. It really exists? Lyceum of Dionysos, Talk and aspects because of the students awards in the Panhellenic Competition EUSO, Dionysos, March 30, 2011.

220. Ecleipseis, Fortetsa Rethymno-Creta. Perfecture of Creta and SFAK, June 15, 2011.

221. Astronomical eras, Sculpture and Time. Man and his Enviroment through the Arts. Magganareia. Kato Petali, Apollonia Sifnos, Monday August 8, 2011.

222. Τoward a new Unity of Knowledge. Summer School of Modern Physics, Kalamata,  August 28, 2011.
223. Astronomy in the front of Research. Summer School of Modern Physics, Kalamata, August 29, 2011.
224. Stars and Constellations. Summer School of Modern Physics, Kalamata, August 30, 2011.

225. Τoward a new Unity of Knowledge. "Open Gates" at the University's Observatory. Panepistimiopolis, October 14, 2011, 18:30.

226. Stars and their myths. Boy Scouts of Aigaleo-Athens.Sunday November 6, 2011, 18:30.

227.  Will be destroyed on 2012? Fear from the Universe.  Astronomical Society of Island of Cos. Saturday, November 19, 2011, 17:30-18:50.

website: www.ofako.org and facebook: http://www.facebook.com/groups/ofako
AegeaNews24" :
http://aegeanews24.gr/default.asp?id=27&lg_id=1&Records=Details&_id=386933
site of the newspaper "Stathmos" :
http://stathmosnet.gr/2011-10-05-08-27-01/333--2012.html

228. Fear from Space. Hellenic Physicist Society, Hotel Ιmperial Classical. Friday, December 9  2011.168.

229. Winter solstice, Ideotheatro-Stournari 57, Αthens, Τuesday, December 22, 2011.

230. The astronomical Winter solstice and its corellation with the Christian Holidays, Schools of Air Forces, Τatoi, January 10, 2012. 

231. The Contibution of Astronomy in Art. Palaio Phaliro"Floisvos" Science and Art. January 16-18, 2012. Hellenic Physicist Society (invited talk).
232. Egyptian Astronomy and Art. 4th Scientific Symposio Science and Art-Their meeting in Time, Hellenic Physicist Society-Harokopeion University of Athens, Central Amphitheatre January 20-22, 2012. (Scientific Commitee, invited talk).

233. Astronomy, Mythology and Time. Astronomical Society of Corfu, Municipality of Corfu and Ionian University, Amphitheatre of the Ionian University, Friaday, January 27, 2012. 

234.  The contribution of the Church in Byzantium to the Natural Sciences - Byzantine astronomers and scientists. Under the auspices of the Holy Metropolis of Corfu and Astronomical Society of Corfu, Amphitheatre of the Holy Metropolis, Sunday, January  29, 2012.

http://www.youtube.com/watch?v=z2a8aQrBS1Y&feature=mfu_in_order&list=UL

235. Physicss and Astronomy. Hotel Νegroponte, Eretria, February 18 2012.

236. A philosophical wandering: "Let's having a meeting ... with Time". Hellenic Physicist  Society, Enastron-Athens, Marcch 6, 2012.

237. Αstronomy, Mythology and Time: Astronomical Eras and Sculpture, Instituto de Astrofisica de Andalucia (Granada, Spain), March 20, 2012.
238. The contibution of Byzantine scientists to Natural Sciences, Instituto de Estudios Bizantinos, Neogriegos y Chipriotas (Granada, Spain), March 21, 2012. 

239. Fear from Space. Hellenic Physicist Society. Kamena Bourla, March 31, 2012.

240. 4th Dimension and Theology. Hellenic Physicist Society The Dialogue is continuing. Enastron, Athens, Friday, April 6, 2012.

241. Toward a new theory of Knowledge. Hellenic Physicist Society Hellenic Physicist Society Hellenic Physicist Society, Pnevmatiko Kentro of Athens' Municipality, Athens, April 21, 2012.

242. The stars and their Myths. Libyan School: Nour El-Maaraf, Benghazi, April 26, 2012.

243. The constellations of Cyrene. European School of Benghazi, April 26, 2012.
244. The extraterrestrial Intelligente, European School of Benghazi, noon April 26, 2012.
245. The stars and their Legents, University of Omar Mukhtar, early afternoon April 26, 2012

246.  The stars and their Legents, British School of Benghazi, afternoon April 26, 2012.

247. The astronomers of Cyrene, Society of Cyrene's Friends, April 28, 2012.
248. Search for extra terrestrial Intelligente, University of Benghazi, Physics Department, April 29, 2012  (invited speaker).

------------------------------------------------------------------------------------------------ 

Professor Stratos Theodossiou at  the University of Athens  visited  Benghazi as guest of our school last week.  He gave lectures on “Terrestrial Intelligence" as well as the “Stars and their Myths” to our students who were delighted to meet him and enjoyed the two interesting topics.  He attended a reception in his honour that evening in the BES Hall and students of the BES and BSB served refreshments to invited  guests.  He also gave lectures at the University of Omar Mukhtar, University of Benghazi and  Nour El-Maaraf School.

 http://www.bes-edu.org/Letters/letter01.htm

------------------------------------------------------------------------------------------------ 

249. Τhe Mayan Calendars, Enastron, Athens, Hellenic Physicist Society, Athens, Tuesday, May 22, 2012. 

250. Tropical year and Calendars: lunar, luni-solar and solar. Ideotheatro, Athens, Wednesday, May 30, 2012.

251. Spectral lines and Astrophysics I. School for young students, Eretria-Miramare, Hellenic Physicist Society, Tuesday, June 28, 2012. 

252.  Spectral lines and Astrophysics II. School for young students, Eretria-Miramare, Hellenic Physicist Society, Friday, June 29, 2012.   
253. Astronomy and Astrophysics, Seminar for teachers,  Eretria-Miramare, Hellenic Physicist Society, Saturday, June 30, 2012.  
254.  Astronomy-Time-Art. Daskaroleion Cultural Center in Messini, Peloponnisos, September 23, 2012.
255. Αncient Egyptian Astronomy, 1st Symposiom of Hellenic-Arabic Astronomy. Kakogianneio Asteroscholeio Ypatis, Οctober 13, 2012. 
256. Dionysios Simopoulos, The ingredible, the teleoptic, the nobleman. Palaia Vouli, Athens, Hellenic Phycisist Society, October 17, 2012.
257. Αstronomical Eras, sculpture and Time. Museum of History of the University of Athens. Tholou 5 Plaka-Athens, Thursday November 5, 2012.
 
258. Μan and the Universe. A seminar of Orthodox thought. Ieros Naos Agios Eletherios, Halandri, November 19, 2012.
259. Ancient Egyptian Astronomy. 1st Symposium of Hellenic-Arab astronomy, Kakogianneio AstroSchool of Hypati. October 13, 2012. 
259. Dionysios Siomopoulos, the TV-man, the Director of Plantarium, the nobleman Palaia Vouli, Hellenic Astronomical Society, Stadiou 13, Athens, October 17, 2012.
260.  Astronomical Eras and art. Μuseum of History of Universitry, Program Histories of Fires, Tholou 5 Athens, November 9, 2012.
261. Man and Nature, A Seminar of Orthodox thought. Agios Eleftherios, Halandri, November 19, 2012.
262. Astronomy and Poetry, Αmphitheatre of Eugenides Planetarium, Athens, December 10, 2012.
 http://orionamateurobservatory.blogspot.gr/2012/12/blog-post.html
263. Τhe Star of Bethlehem, Parnassos, Athens, December 13, 2012.
 Pemptousia on-line:
 http://www.pemptousia.gr/?s=+άστρο+της+βηθλεέμ&lang=el&x=0&y=0
264. Dangerous asteroids, EKFE - PROGRAMM EUSO, Municipality of Nikaia, December 14, 2012 ( in the morning).
 http://ekfe-nikaias.att.sch.gr/portal/
267.  Mayas and the end of the World. Programm: The magic... Physics. Hotel Titania, Athens,  December 14, 2012 ( in the afternoon).
268.  The Byzantine scientists, Αmphitheatre of 4th Lyceum of Xanthi, Xanti,  December 17, 2012 (10:00-11:00 in the morning)
269.Τhe Star of Bethlehem, Αmphitheatre of 4th Lyceum of Xanthi, Xanthi,  December 18, 2012 (12:00-13:00 in the morning)
270. Winter Solstice: Myths and Customs. Bookstore Kafetzis, Xanthi,  December 17, 2012 (19:00-21:00 in the night).
 http://maxitisthrakis.blogspot.gr/2012/12/blog-post_2201.html
271. The names of the months, Αmphitheatre of 1st Lyceum of Xanthi, Xanti,  December 18, 2012 (10:00-11:00 in the morning)
272. Stars and their Myths, Αmphitheatre of 4th Pleliminary School of Xanthi, Xanti,  December 19, 2012 (10:00-11:00 in the morning).
273.  Τhe calendars of Maya and the desstruction of the World. University of Athens, December, 2012.
274. Μeasurement of time and the calendars of MayaHellenic Society of Physicists, Thessaloniki, Hotel Kapsis, January 12, 2013.
275. The Circle of Time. Bookstore Aigeis, Peiareus, January 14, 2013.
276. Τhe Sciences in Byzantine Empire. Arsakeio, Palaio Psychico, February, 11, 2013.
277.  Theophilos Kairis, in Martyrs of Science", Hotel Startos Vasilikos, Athens, Saturday, February 16, 2013.
278. Τhe profile of a scientist. 1 st Lyceum Byronas, Thursday, February 21 (Projects: on the school).
279. Stars and their myths, Hellenic Physicist Society Kavala, Saturday, February 23, 2012, Hotel Galaxy.
280. The advantages of Education. Hellenic Physicist Society and Society of Private Education, Kavala, Sunday, February 24, 2012, Hotel Galaxy.
281. Τhe calendars and their relationwith Astronomy. Laiko Panepistimio, Thursday, February, 28, 2013. 
282. The inconvenient relation between Science and Theology. Hellenic Physicist Society. Hotel Titania, Athens, Masrch 11, 2013.
283. God Particle. Aithousa dialexeon of Holy Metropolis Kaisarianis, Byron and Hymettus, Formionos 83), April 10, 2013.
http://www.imkby.gr/index.php/video/image/14-omilia-k-efstratiou-theodosiou#fwgallerytop 

284.  Christian calendars and the Holy Pasqua. PLUS+Books Kafetzis, Venizelou 41, Αlexandroupolis, April 11, 2013.

285. Invisible World and Modern Physics, Hotel Thraki Pallas, 5th Conference of Medicine Society. 

286. Εquinoxes-Solstices and the festivals, which corespond to them. Municipality of Nikaia-Athens, Wednesday, April 17, 2013.

287.  Stars and their Myths, Astronight, Lyceum Giannopoulos, Glygada-Athens, Monday, April 22, 2013.

288. "Panos Ligomenides: The Academician, The philosopher, the Professor", Laiko Panepistimio, Euripidou, 12, Αthens. April 24, 2013.

289. Astronomy and Astrophysics. Summer School for Young Students, Hellenic Physicist Society. Eretria, Negroponte Resort,  June 24, 2013.

290. Galaxy and our Neighborhood, " Walking in Space". Hellenic Physicist Society. Theater Hytirion, Athens, July 2, 2013.

291. «The spectral lines  bring the message of Astrophysics». The STUDENTS MEET PHYSICS and  PHYSICs enchant them-In sanctuaries paths of knowledge. HellenicA Physicists Society. Hotel Dionyssos, Larisa , January 26, 2014. TIME: 10:30-11:00 .

292. " The training of cosmonauts ,"Hellenic Physicsts Society- EVENT AWARD DISTINGUISHED STUDENTS. 23rd NATIONAL COMPETITION FOR PHYSICS 2013 AND 44th INTERNATIONAL PHYSICS OLYMPIAD 2013. Saturday, January 25, 2014 , at 11.00-14.00 , Venue Auditorium Argyriadis - Propylaea University of Athens.

293."The stars and their myths". MODERN PHYSICS AND MAN-THE PANORAMA OF NATURAL SCIENCES. Hellenic Physicists Society. Cultural Center "Theo Angelopoulos' in Moschato, Monday January 27, 2014, TIME 18: 45-19: 30.
294. "The magic of Astronomy ... '. In the hall of the Bookstore Pyrinos Kosmos, Athens, Solonos and Hippocrates St., Tuesday, January 28, 2014, time: 19: 00-20: 00.
295. "The spectral lines are bringing the message of Astrophysics". The STUDENTS MEET the PHYSICS and PHYSICS Enchant them-In the sanctuaries paths of knowledge. Hellenic Physicists Society. Philippos Hall in the Club of Officers. Kozani, Friday, January 31, 2014, TIME: 19:00-19:30. 

296. "The mythology of the stars and constellations," 32nd Seminar of the Association of Licensed Tourist Guides, entitled: "Word on myth: Multiple readings of Mythology", Thursday, February 6, 2014, 16.00-17: Amalia Hotel 00, Amalias Avenue 10 , Constitution-Athens.

297. "The stars and their myths." Primary School of Alimos. Lecture for children. Wednesday, February 12, 2014, at 8:30-9:30.

298. "Astronomy in our lives". Children encounter Physics. Hellenic Physicists Society. Drakopoulos Auditorium, Central University of Athens Propylaea. Saturday, February 15, 2014, at 10: 30-11: 00. 

299. The Beauty of Astronomy. Semiotics CenterTheatre at the University of Athens by prof. Marika Thomadaki. Enastron. Friday 28.03.2014, time 19: 00-21: 00, Athens.

300. "The calendar issue and the Easter celebration." Cultural Center "Yiannis Ritsos", under the auspices of the Municipality Aigaleo, Wednesday, April 2, 2014, at 19: 00-21: 00, Egaleo.
301. "The Astronomy enchants" 5th Lyceum of Lamia auditorium, Monday, April 2, 2014, at 12:00-14:00.  Lamia.

302. "The stars and their myths". Municipal Theater of Lamia, Monday, April 2, 2014, at 19: 30-21:00, Lamia.
303. "The Beauty of Astronomy and Physics," Amphitheatre Porfyrogeneiou Foundation Agria Volos, Friday, April 11, 19: 30-21: 00, Agria-Volos.
304. "Search for intelligent life in the Universe". Cultural Center "Yiannis Ritsos", under the auspices of the Municipality Aigaleo, Wednesday, April 30, 2014, at 19:00-21:00, Egaleo.

305
. "The Beauty of Physics" Evening zone, Auditorium 9.84. Technopolis (Gazi) Athens Science Festival: Friday, May 2, 2014.
http://www.athens-science-festival.gr/ (for the first time in Athens).
306. "The Beauty of Astronomy in Art". Gallery in the New Aula of the Museum of Modern Art of the Municipality of Rhodes, Wednesday, May 14, 2014, on the occasion of Basiliki Sargologou individual painting exhibition entitled "Parallel Universes."
307. "The Beauty of Astronomy" in the Hall of the Adult Education Association of Koropi "Aristotle", May 18, 2014, at 20:00 to 22:00. Koropi.
308. "The measurable timeless time''. 3rd Scientific Conference Cosmology-Philosophy. Neon Amphitheater "Alkis Argyriadis". Central Athens University Building. Tuesday, May 27, 2014, 18:30- 18:55.
309. Meteorites and Asteroids: Threat from space? "Man, Environment, Space 'workshop. University of Athens, Kostis Palamas (Academy 48 and Sina) June 6, 2014, 17: 00- 21:30.

310. "The Illusion of the senses-Invisible World and Modern Physics". Cultural Center of West Mani (responsible Nikos Lapatas). Saturday, June 21, 20:00, in Stoupa Mani.
311. The two diagrams of Astronomy, Eretria, Summer School of the Greek Physicists Society, June 27, 2014.

312."The maiden look in the sky - Stars and Time." Artspace Persona Grata, Ilioupoli, Pantazi 24 October 8, 2014.
313. Under the stars of heaven: "The great mythology of the stars", Protypo Educational School of  Athens, Koropi, October 10, 2014.

314. "The eternal, timeless time: Can we Measure the time?". Artspace Persona Grata, Ilioupoli, Pantazi 24 October 15, 2014.
315. 'Measuring time and calendar systems, "Artspace Persona Grata, Ilioupoli, Pantazis October 24, 22 2014.
316. In light of Astrophysics, 15:00-15:30. SCIENTIFIC SYMPOSIUM "Perpetual Paths to Light 'guide E.E.F., Propylaea UNIVERSITY OF ATHENS - Amphitheatre DRAKOPOULOU, THURSDAY 30.10.2014.
317. The myths and legends of the stars. Artspace of the Travel Office VERSUS, Syngrou 61 Athens, Wednesday, November 5, 2014.

318. The invisible World and Modern Physics. Scientific meeting. Philosophy, Science, Bioethics. Propylaea UNIVERSITY OF ATHENS - Amphithetre Argyriadis. Wednesday, November 12, 2014, TIME: 11:00-11:30.
319. Eudoxus of Cnidus, Philosophy seminar, sponsored by the COMPANY DESIGN PROBLEMS COLLECTIVE E.M.PRO.S. Parnassus (Karytsi Square), Athens, Tuesday, 18th November 2014.
320. Philosophizing the starry sky. Free thinking ... Philosophy to Life. Artspace Janus, under the auspices of UNESCO, in Athens, Wednesday, the 19th November 2014.
321. Equinoxes, Solstices, myths and philosophy. Artspace of the Travel Office VERSUS, Syngrou 61 Athens, Wednesday, November 5, 2014.

322. "Astrophysics, Astronomy and Poetry." Artspace Persona Grata, Ilioupoli, Pantazi 24 Sunday, December 7th, 2014.
323. The death of the stars. Cultural Association Kapandritiou-Mikrochori, Community Space of Kapandriti, December 13, 2014.

324. The evolution of stars. Physics charms, E.E.F., TEI of Athens Information Technology Auditorium, 10:30-11:00, December 20, 2014.
325. The evolution of stars. E.E.F. Technical Colleges Athens, Maintenance Auditorium, 11:30-12:00, December 20, 2014.

326. The Myth of the Stars. " EVENT AWARD Of DISTINGUISHED STUDENTS. 2nd National Competition, Pleliminary Schools, Saturday, January 17, 2015. Central Athens University Building - Propylaea. Argyriades Auditorium, at 10:00 to 10:40.
327. "The Legends of the Stars". AWARD Of DISTINGUISHED STUDENTS. 2nd National Competition. Gymnasium. Saturday, January 17, 2015. Central Athens University Building - Propylaea. Drakopoulos Auditorium, at 10:40-11:20.
328. "The Myths of Stars and Astrophysics". EVENT AWARD Of DISTINGUISHED STUDENTS 2nd National Competition, Lyceum, Saturday, January 17, 2015. Central Athens University Building - Propylaea. Argyriades Auditorium, at 11:20 to 12:00.
329. The search for intelligent life in the Universe. Symposium "From Homer's Odyssey in the Space Odyssey" 5th Lyceum PERISTERIOU, Thursday, January 22, 2015, KYBE Peristeri.

330. "Poetry and Astronomy: Universal Inspirations, Earthly and cosmics, The tumult of the universe." Artspace Persona Grata, Ilioupoli, Pantazi 24 Sunday, December 7th, 2014.

331. "Search of  intelligent life in the Universe-The efforts of astronomers." Children encounter Physics and Physical charms. E.E.F. AEGINA MUNICIPALITY (KEDA), Conference Hall "Sophia Miliotis' Lyceum of Aegina, Aegina, February 13, 2015, 18:15-18:45.
332. "Search of Life in the Universe". Children encounter Physics and Physical charms. E.E.F.- Venue: Chamber of Heraklion-Hall "Kastellakis» Address Koronaiou 9 Heraklion, March 1, 2015, 10: 15-10: 45. Event Coordinator: Grammatikakis George.

333. "Searching for Life in the Universe". Children encounter Physics and Physical charms. Union of Greek Physicists Society. Hall of Hotel REX Kalamata, Saturday, March 7, 2015, 13: 00-13: 30.

334. "Search of Life in the Universe". Children encounter Physics and Physical charms. E.E.F.- Hall of Hotel "Kanellaki" Kyparissia. March 7, 2015, 20: 30-21:00. Event Coordinator: Athanasopoulos, Dionisios, director of the 1st Primary School Kyparissia.
335. Black holes, white holes, wormholes. 5th High School of Nea Ionia, Tuesday, March 31, 2015, time: 12: 00-14: 00.
336 "Arctoi: The symbols of Greek myths and art." "Science and Art-Expression to their relationship through the creation". Athens April 3, Harokopion University, El. Benizelos 70, 176 76 Kallithea, Time: 17.45 - 18.15.

337. Hypatia, the universal astronomer. The Odyssey of Knowledge-1st International Congress of Science and Arts. Apollon Temple, in the Auditorium of 9.84, Technopolis Athens. Saturday, April 25 2015.

338. Theon of Alexandria and Hypatia, the universal astronomer. 4th Scientific Conference "PHILOSOPHY AND COSMOLOGY." Main Building of Athens University Auditorium "Alkis Argyriades". Workshop. Hellenic Physical Socity and International Scientific Society of Ancient Greek Philosophy. Monday, May 4, 2015, 3rd Session: History of Astronomy and Cosmology. TIME: 18.10-18.40.

339. "Eugenides Planetarium and Dionysis Simopoulos". Honorary Event for the Honorary Director of the Planetarium Mr. Dionysis Simopoylos, Eugenides Foundation, Monday, April 27, 2015.

340. Eyes Open in the Universe. Invited Speech: 15th Panhellenic Conference of Radiation Oncology, Greek Society for Radiation Oncology and Research Company Biomedical cancer. Friday, May 8, 2015, Time: 21:00-21:30. "The Met» Hotel Thessaloniki. Contemporary Issues Oncology.

341. The stars and their myths even touched. Physics entranced in Thessaloniki for primary school students. Physics School (FMS) of the Aristotelian University (AUTH). Rooms A11, Saturday, May 9, 2015, at 11: 00-11: 30.
342. Unseen Universe and modern physics. Physics entranced in Thessaloniki for high school students, graduate. Physics School (FMS) AUTH. Rooms A31, Saturday, May 9, 2015, at 14: 00-1430.

343. Stamatis Krimizis: the academician, the professor, space scientist. Honorary Event of the Greek Physicsist Society for the distinguished and prominent academician Stamatis Krimizis. Central Hall of the University of Athens, Monday, May 11, 2015. Athens.

344. The offerings of Byzantium in applied sciences. Conference: Byzantium and Anatolia. Kastritseio  Museum of Constantinople Civilization and Asia Minor, Kapodistriou 17 Filothei. Saturday, May 16 at 11: 30-12: 00. TIME: 11:00-11:30.
------------------------------------------
The Summer Schools of The Hellenic Physicist Society will be held in various regions of Greece and are starting from Eretria from 27 / 6 to 1 / 7-2015. The Eretria program, like the other programs will be posted on the website E.E.F. www.eef.gr.

------------------------------------------

345. Birth and death of stars, Saturday, June 27, 2015, time: 10:00-11:30, Summer School of Modern Physics E.E.F. Eretria.
346. Physics and Astrophysics in research peak, Saturday, June 27, 2015, 19:00-19:30, Summer School of Modern Physics E.E.F. Eretria.

347. The stars and their myths, Monday October 12, Cafe-BookStore Floral, Themistokleous 80, Exarchia Square. Athens

348. The evolution of stars: from the Sun to the quasars. Monday, October 26, Cafe-Book Floral, Themistokleous 80 Exarchia Square. Athens
349. STAR EVOLUTION: FROM THE SUN TO NOVAE. SCIENCE MEETS THE UNIVERSE-ENOSI GREEK FYSIKON- Amphitheater of 1st Lyceum Messina. MESSINI. Friday, November 13, 2015.

349.  STAR EVOLUTION: FROM THE SUN TO QUASARS. SCIENCE MEETS THE UNIVERSE-ENOSI GREEK FYSIKON- Amphitheater of KALAMATA, Saturday 14 Νοvember 2015.

350. Search for extraterrestrial intelligent in the Universe-Space missions. " Kakoyannis Foundation, Piraeus St. 206, Tavros , in the show " QED " or" What proved Mr. Feynman , by the actor George Kotanidis , November 23, 2015 . 

 351. The evolution of the Sun: Red-giant, white dwarf. "Physics Enchant" in Petroupolis. Friday, December 11, 2015. Venue: Conference Hall 1st EPAL of Petroupolis. 

352. The evolution of stars. EVENT for the distinguished STUDENTS IN PHYSICS COMPETITION. Central University of ATHENS. Drakopoulos Amphitheatre. Saturday, December 12, 2015.

353. The evolution of stars from the Sun to supernovae. Educational Action. "Physics enchant" in Athens. Friday, December 18, 2015. Venue: Hotel Titania.

354. The evolution of stars - White dwarfs, neutron stars, black holes. Educational Action. "Physics enchant" in Athens. Saturday, December 19, 2015. Venue: Auditorium of Informatics, TEI Athens.

355. A tour in the Universe - Meeting with the dark matter. Educational Action. "Physics Enchant" in Athens. Sunday, December 20, 2015. Venue: Auditorium of Informatics. TEI Athens.

356. "From the stars and constellations in their evolution". Event Award 3rd Panhellenic Physics Contest in Athens. "John Drakopoulos' amphitheater. Propylaea Athens University. Saturday, January 9, 2016. Time: 11:15 to 12:00.

357. "From ton Sun to Supernovae." Physics Enchant ... in Loutraki. Auditorium "Alexander Convention Center." Loutraki. Gymnasium of Loutraki. Hellenic Physicist Society and  Secondary Educational Corinth Prefecture. Wednesday, January 20, 2016. Time: 12:00 to 12:30.

358. " From the Sun to the Quasar ." Event Award Contest EUSO 2016. Amphitheatre  of Eugenides Planetarium. Sunday, January 24, 2016. Time: 11:15 to 12:00 .

359. The stars and their myths even touched. Cacoyannis Foundation, 206 Piraeus St., Taurus . In the show "QED" or "What proved Mr. Feynman ?," George Kotanidis theater , Tuesday, February 2, 2016 .

360. Άστρα και αστερισμοί στον Όμηρο. Στην ημερίδα Ομηρικά έπη και Αστρονομία-Ένωση Ελλήνων Φυσικών. Κεντρικό Πανεπιστήμιο Αθηνών, Αμφιθέατρο Δρακόπουλος. Παρασκευή 5 Φεβρουαρίου 2016. 

361. Ενεργά πειράματα στο ηλιακό μας σύστημα. Απάνθισμα Φυσικών Επιστημών. Διαδρομές πειραματικές ... και μόχι μόνο. Συνεδριακό Κέντρο Α.Ε.Ι, Πειραιά. Σάββατο 6 Φεβρουαρίου 2016.

 362. Γερνάνε τα άστρα; Η πορεία προς την παρακμή τους. Στην ημερίδα "Η Φυσική Μαγεύει...". Στο Συνεδριακό Κέντρο των Εκπαιδευτηρίων "Νέα Παιδεία. Δάσος Χαϊδαρίου. Κυριακή 6 Μαρτίου 2016.

363. Σωκράτης, Κύνας-Απόλλων και Σείριος, στην παρουσίαση του περιοδικού "Σωκράτης", Βιβλιοχώρος Ιανός, Αθήνα, 15 Μαρτίου 2016.

364. Ισημερίες και Πάσχα, στον Πολυχώρο του ταξιδιωτικού Γραφείου VERSUS, Συγγρού 61 Αθήνα, Τετάρτη, 16 Μαρτίου 2016.

365. Τα δύο κύρια Διαγράμματα της Αστροφυσικής: Η-R και δύο Χρωμάτων. Αμφιθέατρο Εκδηλώσεων ΓΕΛ Αίγινας. 2η Συνεδρία, Παρασκευή 18 Μαρτίου, ώρα: 10:00-10:30.

366. Άστρα αστερισμοί και λοιπά αστρονομικά στοιχεία στην Ιλιάδα και την Οδύσσεια του Ομήρου. Λαογραφικό Μουσείο Αίγινας. Σάββατο 19 Μαρτίου, ώρα: 19:00-19:30.

367. Γερνάνε τα άστρα άραγε; Αμφιθέατρο Εκδηλώσεων ΓΡΑΣΕΠ του 1ου ΓΕΛ Αίγινας. Κυριακή 20 Μαρτίου, ώρα: 10:00-10:30.

368. Aθέατος κόσμος και σύγχρονη Φυσική. Αμφιθέατρο Aegean College, Πανεπιστημίου 17, Αθήνα. Δευτέρα 21 Μαρτίου, ώρα: 10:00-10:30.

369. Συναισθησία-Το Σύμπαν που αγάπησα. Αμφιθέατρο Aegean College, Πανεπιστημίου 17, Αθήνα. Τρίτη 22 Μαρτίου, ώρα: 10:00-10:30.

370. Η Πλάνη των αισθήσεων στο υλικό Σύμπαν. Αμφιθέατρο Aegean College, Πανεπιστημίου 17, Αθήνα. Τετάρτη 23 Μαρτίου, ώρα: 10:00-10:30.

371. Η ΦΥΣΙΚΗ ΜΑΓΕΥΕΙ ΣΤΗΝ ΚΩ. Ένωση Ελλήνων Φυσικών. «Γερνάνε τα άστρα; Η πορεία προς την παρακμή τους», Αίθουσα εκδηλώσεων 1ου Γυμνασίου Κω. ΤΕΤΑΡΤΗ 30 ΜΑΡΤΙΟΥ 2016, ώρα: 11:15-11:45.

372. «Ισημερίες, Ηλιοστάσια και ο Υπολογισμός του Πάσχα», Απογευματινή Συνεδρία για το κοινό της Κω. Αίθουσα εκδηλώσεων 2ου Λυκείου Κω. ΤΕΤΑΡΤΗ 30 ΜΑΡΤΙΟΥ 2016, ώρα: 18:15-20:00.

373. Η ΦΥΣΙΚΗ ΜΑΓΕΥΕΙ ΣΤΗΝ ΚΩ. Ένωση Ελλήνων Φυσικών. «Γερνάνε τα άστρα; Από τον Ήλιο στα Pulsars και στα Quasars», Αίθουσα εκδηλώσεων 1ου ΓΕΝΙΚΟΥ ΛΥΚΕΙΟΥ ΚΑΛΥΜΝΟΥ. ΠΕΜΠΤΗ 31ΜΑΡΤΙΟΥ 2016, ώρα: 11:00-11:45.

374. Τα φάσματα των αστεριών και η φασματική του ταξινόμηση. Η ΦΥΣΙΚΗ ΜΑΓΕΥΕΙ ΣΤO ΛEONTEIO ΛYKEIO. Ένωση Ελλήνων Φυσικών. 2 ΑΠΡΙΛΙΟΥ 2016.

375. Μάτια ανοιχτά στη Γη και το Σύμπαν. Καφέ της Επιστήμης, Νέοι Φούρνοι στην Τεχνόπολη του Δήμου Αθηναίων. Aathens Science Festival. Παρασκευή 6 Aπριλίου 2016, ώρα: 18:00-18:50. 

376.  Η ΦΥΣΙΚΗ ΜΑΓΕΥΕΙ ΣΤA KAΛΑΒΡΥΤΑ. Ένωση Ελλήνων Φυσικών. «Γερνάνε τα άστρα;», Αίθουσα εκδηλώσεων του ΕΝΙΑΙΟΥ ΛΥΚΕΙΟΥ ΚΑΛΑΒΡΥΤΩΝ: Ευσέβιος Κηπουργός. Σάββατο 9 ΑΠΡΙΛΙΟΥ 2016, ώρα: 10:30-11:15.

377. «Η εξέλιξη ... των άστρων», Πέμπτη 16 Ιουνίου 2016 και ώρα 19:15 στο πλαίσιο της εκδήλωσης βράβευσης των διακριθέντων μαθητών του 4ου Πανελλήνιου διαγωνισμού Φυσικής Γυμνασίου-Δημοτικού και 26ου Πανελλήνιου διαγωνισμού Φυσικής Λυκείου που διοργανώνει η Ένωση Ελλήνων Φυσικών στο Έναστρον Βιβλιοκαφέ (Σόλωνος 101, Αθήνα).

378. «Η εξέλιξη .........των άστρων. Από τη γέννηση στον θάνατό τους».Ένωση Ελλήνων Φυσικών. EΚΔΗΛΩΣΗ ΒΡΑΒΕΥΣΗΣ ΔΙΑΚΡΙΘΕΝΤΩΝ ΜΑΘΗΤΩΝ 4ου ΠΑΝΕΛΛΗΝΙΟΥ ΔΙΑΓΩΝΙΣΜΟΥ ΦΥΣΙΚΗΣ ΓΥΜΝΑΣΙΟΥ-ΔΗΜΟΤΙΚΟΥ 26ου ΠΑΝΕΛΛΗΝΙΟΥ ΔΙΑΓΩΝΙΣΜΟΥ ΦΥΣΙΚΗΣ ΛΥΚΕΙΟΥ. ΤΕΤΑΡΤΗ 22 Ιουνίου 2016,ΩΡΑ 19.ΟΟ. ΑΙΘΟΥΣΑ ΣΥΝΕΔΡΙΩΝ, ΠΑΝΕΠΙΣΤΗΜΙΟΥ 17 (AEGEAN COLLEGE), ΚΕΝΤΡΟ ΑΘΗΝΑΣ.

379. «Βασικές Γνώσεις Αστροφυσικής...». Ένωση Ελλήνων Φυσικών. Θερινό Σχολείο Φυσικής Ερέτριας. Ερέτρια, Ξενοδοχείο Μιραμάρε, Παρασκευή 24 Ιουνίου 2016.

380. «Φεστιβάλ Αστρονομίας». Ερέτρια, Ξενοδοχείο Μιραμάρε, Σάββατο 25 Ιουνίου 2016.

381. ΟΙ ΔΙΑΦΟΡΕΤΙΚΕΣ ΕΝΝΟΙΕΣ ΤΟΥ ΟΡΟΥ ΟΥΡΑΝΟΣ ΚΑΙ Η ΣΗΜΑΣΙΑ ΤΟΥ ΑΙΘΕΡΑ ΣΤΑ ΕΡΓΑ ΤΟΥ ΑΡΙΣΤΟΤΕΛΗ ΚΑΙ ΑΛΛΩΝ ΦΙΛΟΣΟΦΩΝ-Ο ΑΙΘΗΡ ΣΤΗ ΦΥΣΙΚΗ ΚΑΙ ΤΗΝ ΚΟΣΜΟΛΟΓΙΑ.5ο ΕΠΙΣΤΗΜΟΝΙΚΟ ΣΥΝΕΔΡΙΟ "ΦΙΛΟΣΟΦΙΑ ΚΑΙ ΚΟΣΜΟΛΟΓΙΑ". 19 Οκτωβρίου 2016. Φιλοσοφική Σχολή του Πανεπιστημίου Αθηνών (Αμφιθέατρο AULA).

382. «Οι φασματικές γραμμές φέρνουν το μήνυμα της Αστροφυσικής». Δημοτικό Θέατρο Κορίνθου (Πανεπιστήμιο Κορίνθου), Κόρινθος Τετάρτη 9 Νοεμβρίου 2016, 19:00-21:00.
383. «Η εξέλιξη των άστρων ... Γερνάνε άραγε κι αυτά;». Αμφιθέατρο Homo Educandus-Αγωγή, Ισθμός Κορίνθου, Πέμπτη 10 Νοεμβρίου 2016, 11:30-13:00.
384.
Φιλοσοφώντας τον έναστρο ουρανό. Κοινωνική συνεταιριστική επιχείρηση Πειραιά Εφτά. Έτος Αριστοτέλη: Ηθικές Αξίες-Κοινωνία και Επιστημονική Έρευνα. Πειραϊκός Σύνδεσμος. Κυριακή 13 Νοεμβρίου 2016.

385. Η Φιλοσοφία επιστρέφει. Φιλοσοφώντας το Σύμπαν-Μαθηματικά, Φυσική, Αστρονομία. Διεθνής Οργανισμός Νέα Ακρόπολις. PUBLIC Συντάγματος (5ος όροφος), 21 Νοεμβρίου 2016.

386. ΑΣΤΡΑ ΚΑΙ ΑΣΤΕΡΙΣΜΟΙ: Αειφανείς, αμφιφανείς, αφανείς και μη παραδεκτοί σήμερα αστερισμοί. VERSUS CLUB: Συγγρού 61, 5ος-6ος όροφος. 23 Νοεμβρίου 2016.

387. «Αναζήτηση ευφυούς ζωής στο Σύμπαν-Οι προσπάθειες των αστρονόμων», Πέμπτη 24 Νοεμβρίου, Πνευματικό Κέντρο Δήμου Επιδαύρου, ώρα: 20:00-20:45.
388. «Τα δύο Διαγράμματα της Αστροφυσικής- Διάγραμμα Η-Ρ και Διάγραμμα Δύο χρωμάτων», Παρασκευή 25 Νοεμβρίου, Γενικό Λύκειο Λιγουριού, ώρα 11:30-12:00
389. «Αστρικά φάσματα και Διάγραμμα Η-R», Παρασκευή 25 Νοεμβρίου, Γυμνάσιο Λιγουριού, ώρα 12:00-12:30. 

390. Η προσφορά του Αριστοτέλη στην Αστρονομία. Γυμνάσιο Λεοντείου Σχολής Πατησίων, 29 Νοεμβρίου 2016, ώρα 11:00-12:00. 

391. Η προσφορά του καθηγητή Δ. Νανόπουλου στη Θεωρητική Φυσική και τις Ενοποιημένες θεωρίες. Βραδιά αφιέρωμα στον Καθηγητή και Ακαδημαϊκό Δημήτρη Νανόπουλο και στο βιβλίο του: "Στον τρίτο βράχο από τον Ήλιο".  Ευγενίδειο Πλανητάριο, 2 Δεκεμβρίου 2016, 19:00- 22:00.

392. Astronomy in the Assyrian Empire. Panhellenic Union of Assyrians. Municipal Cultural Center Aegaleo "Yiannis Ritsos" (Dimarchiou and Kountouriotou St. Egaleo). Sunday, December 11, 2016, time: 19:00-21:00.

393. Active experiments in the solar system. Saturday, December 17, 2016. Auditorium Decoration in TEI of Athens. Time: 10:00-10:30. Physics enchant ... 2016.

394. The star of Bethlehem. City Free University of Papagou-Cholargos Municipality. "Melina Mercouri" Hall. Monday, December 19, 2016, time: 16:30-20:30.

395. Stars, constellations and their myths. Saturday, January 21, 2017. Aula: Labrys, Lenorman St.,  98 (1st floor), Athens.

396. The Multiple Concepts of Ouranos (Sky) and the definition of Aether. WEDNESDAY, JANUARY 25, 2017. Organizer: New York COLLEGE-EUROPEAN AND AMERICAN EDUCATION. Amphitheatre of ESHEA- Akadimias St. 20-ATHENS 106 71 TIME: 16:15-17:00.

397. Stars and constellations in the epics of Homer. Labour Corinth Center. E.E.F. and 2nd High School in Corinth Workshop: "NASA meets Homer and  history is written ..." (in the framework of a teaching visit). Corinth, 14 February 2017. TIME: 11:00-13:00. 

398. Stars, constellations and their legends. Anthology of NATURAL SCIENCES. Hellenic Physical Society- TEI Piraeus. Saturday 18 February 2017 Time: 11:30 to 12:30. Venue: Convention Center TEI Piraeus.

399. "Search for extra-terrestrial intelligence in the Universe-The efforts of the astronomers" Physics enchants students "organized by the Hellenic Physicists Society and the General Lyceum of Nemea, Thursday, March 16, 2017 in the auditorium of the General Lyceum of Nemea.

400. "Search for extra-terrestrial intelligence in the Universe-The efforts of the astronomers"within the conference" Scientific Itineraries in Science "organized by the Hellenic Physicists Society and  the Secondary Education of Arcadia and the Music School of Tripoli, Tuesday, March 21, 2017 in the auditorium of Apostolopouleion Cultural Center Tripolis. 

 401. "From Earth to Mars". VERSUS Travel Office Multi-Room, Syngrou 61 St., Athens, Wednesday, May 3, 2017.

402.   Workshop on "Orthodoxy and Natural Sciences" Science and Religion: A dipole that often refers to rivalry and controversy. City Hall of Corinth. Workshop. Organization Aristotle Corinthian School and Hellenic Physicists ociety. Wednesday 10 May 2017.

403. Presentation of the work: Alpha in the n - When the soul meets the Universe. In the theater "STATHMOS - METAXOURGEIO". 20 May 2017.

404. The stars, the constellations and their myths. 5th Elementary School of Korydallos, in the astral observation night: "Every child counts the stars in Korydallos". Friday 2 June 2017. 

405. The evolution of the stars. 1st Summer School of Kardamili. In the paths of Physics and Nature. Kardamili, 20 June 2017. 

406. The evolution of the stars-From the Sun to the Quasars. Summer School of Eretria: ABOUT THE MICROCOSMOS IN THE MACROCOSMOS. EEF, Eretria-Hotel Miramare, 23 June 2017. 

407. Brightness and Luminosities of the stars. 3rd Astronomical Night: Under the stars of the sky. Saturday, October 7, 2017. Time: 19:00 at the Protypo Ekpaideftirion Athinon (17 Scopeftiriou St., Kropia).
http://protipo-athinon.edu.gr/3i-astronomiki-vradia-2017-2/ 

408. THE CALENDARS OF THE CHRISTIANITY. EVRIPIDOU 12. LAΪKO PANEPISTHMIO (POPULAR UNIVERSITY), November 2, 2017, 19:00-21:00.The Institute of Geopolitical Studies "National Reconstruction"

409.  "THE INTERACTION OF NARURAL SCIENCES IN EDUCATION"."Education in the 21st Century". Amphitheater of the War Museum (Rizari 2 & Vasilissis Sofias Avenue, Athens - Ilisia) on Monday, 6 November 2017, at 19:00-19:30.

410. The Star of Bethlehem. VERSUS Event Hall, Wednesday, 7:30 pm, Syngrou Αvenue 61, Athens. 

411. "The strenth of the Greek Language in the Sciences and so on". HEllenic Physicists Society - ASTRONOMY AND SPACE TEAM (SALAMINA' Branch) AND THE MUNICIPALITY OF SALAMINA. SESSION: "Physics in Education using Astronomy". SUNDAY DECEMBER 3, 2017: Great Hall of the Municipality of Salamis. 
412. The "Star of Bethlehem". The lecture was held at the Kafe-Technohoros "TA PANTA REI" at Aegina, on Saturday, December 9, at 20.30.

413. "Stars and Their Myths", 2nd Conference-Natural Science Fair on "Physics enchants ... young and old". Organization: Municipality of Vari-Voula-Vouliagmeni, Hellenic Physicists Society and the Protypo School of Athens, Sunday, December 10, 2017 at the Town Hall of Voula. 10:00-14:00.

414. The "Star of Bethlehem". The lecture was held in the City Hall of the Municipality of Vyronas. City Hall Vyronas-In The Lecture's Circle: History and Philosophy of Astronomy, Wednesday 13 December at 19:00.

415. The Different meanings of Ouranos and the Importance of Aether in Aristotle, Other Philosophers, and in Physics / Cosmology. PHYSICAL SCIENCES KNOW ... EEF-EEX-PEB-EEG - PHYSICAL SCIENCES AND SOCIETY. SATURDAY 16 DECEMBER 2017, 18: 00-21:00, TEI - Ag. Spyridon St., Egaleo. Central Amphitheater

416. Star evolution and the death of the stars, PHYSICAL SCIENCES KNOW ... EEF-EEX-PEB-EEG - PHYSICAL SCIENCES AND SOCIETY( EEF-EEX-PEB-EEG). TEI of ATHENS, ATHENS, Egaleo. 17 DECEMBER 2017. Amphitheater of Physics.

417. Old and New style Calendars - Similarities and Differences. The lecture took place at the Municipal Cinema of Vyronas "Nea Elvetia". In the Lecture Cycle: History and Philosophy of Astronomy, Wednesday 10 January 2018 at 19:00. 

418. The names of the days and of the months of the year. The lecture took place at the Municipal Cinema of Vyronas "Nea Elvetia". In the Lecture Cycle: History and Philosophy of Astronomy, Wednesday 24 January 2018 at 19:00.

419. The Dynamics of the Greek Language in Sciences. Electra Pallas HotelThessaloniki. Room Macedonia.  Sunday, February 28, 2018. Time: 11: 00-12: 00. Awards of Excellence. Teachers Association of Northern Greece. 

420. The evolution of the stars. From the Sun to Pulsars. 4th Lyceum of Nea Ionia. Thursday, 1 February 2018, 12: 00-14: 00.

421. What exists out there? The efforts of astronomers to detect alien intelligence. The lecture took place at the Municipal Cinema of Vyrona "Nea Elvetia". In the Lecture Cycle: History and Philosophy of Astronomy, Wednesday 7 February 2018 at 19:00.

422. The names of the days and of the months of the year. "Εlliniki Agogi". Kifissias 125, Athens, Thursday 15 February 2018 at 20:00.

423. Active experiments on the planets of our solar system. 3rd Festival of Sciences - Subject: "Αctivities in Natural Sciences - A Feast for Primary School Pupils", February 24, 2018, 10: 30-11: 00. Pedagogical Department of the University of Athens. Co-organized: Hellenic Association of Physicists and Laboratory of Didactics & Epistemology of Physical Sciences and Educational Technology.

424. From Voyager to Mars. Pan-Hellenic Robotic Competition. Olympic Stadium of Galatsi. WRO Hellas. Sunday, March 4, 2018. Time: 10:00-10:30. 

425. Eyes Open to the Universe. Macedonia welcomes knowledge. Students meet Physics and Physics enchants. Union of Greek Physicists. Thessaloniki, Grand Hotel Palace, Saturday 17-March 2018, time: 12:00-12:30. 

426. Akitou - Rish Sateen the New Year's Day of the Assyrians. Sunday 14 April - Cultural Center of the Municipality of Egaleo - TΟ ΕΛΛΗΝΙΚΟ ΜΟΛΥΒΙ. ΙERA ODOS and Naxos St. Corner. Time: 13:30-14:00.
427. Eyes open to Earth and the Universe. Physics enchants Kavala. Amphitheater of Regional Unity of Kavala (for high school students). Kavala, Friday, 20 April 2018, 12: 00-14: 00.

428. "What is Out There? The efforts of astronomers to detect alien intelligence. Air-hotel Galaxy room (for the public). Friday, 20 April 2018, 19: 00-21: 00.

429. "Science in Byzantium" at the Society of Greek Writers, Gennadiou 8 Athens, 7th floor. Thursday, May 4, 2018. 


430. Stars and Mythology. Workshop: Astronomy in Messini. A Musical journey to the Universe. 1st Gymnasium of Messini. Saturday 21 July 2018. 

431. Spectral lines bring the message of Astrophysics. Summer School for Students of Physics. Aegina, Friday 5 October 2018. High School of Messagros-Aegina.

432.  The stars and their myths .Anoixti Texanh, Athens Wednesday November 1, 2018.

433. The Dynamics of the Greek Language in Science: Its Astrophysics Approach. Monday, November 5, 2018, Intellectual Center of the City of Athens, Antonis Tritsis Hall. University Seminars of Philosophy. 

434. "The stars and their myths". "Physics in Santorini". Gymnasium of Messaria, Thursday 8th November 2018. Morning Session - Gymnasium.

435. "The Dynamics of the Greek Language in Science". "Physics in Santorini". Thursday 8 November 2018. Afternoon Session - Belloneio Cultural Center.
436. "The stellar evolution from the sun to the quasars ". "Physics in Santorini". Friday 9 November 2018 Morning Session - Belloneio Cultural Center Event for Lyceum Students. 

437. The stars and their myths -Uranography of the constellations. Lecture circle "Looking at the starry sky" at the "Egaleo" Cultural Center "Yannis Ritsos" (Dimarhiou 17 & Kountouriotou). Wednesday November 14, 2018. 

438. Stars and Constellations in Southern hemisphere.  Anoixti Texanh, Athens Wednesday November 15, 2018, 18:00-20:00.

439. The contribution of the Byzantines to the Sciences. Laikon Panepistimion-Society of Friends of the People. Circle: Positive Sciences and Science of Health. Thursday 22 April 2018.

440. The Evolution of the Stars-From the Sun to the Quasars at the Pneumatikon Center of Egaleo "Yannis Ritsos" (Dimarheiou 17 & Kountouriotou). Wednesday 28 November 2018, 19:00-20:30.

441. The Life-giving Sun. Astrophysics Seminars in "Open Art". Athens, 29 November 2018, 18:00-20:00.

442. The stars and their myths. Philosophy and Physics . Friday November 30, 10:20-10:40. Scientific Conference Philosophy-Cosmology. School of Philosophy, University of Athens, AULA Auditorium.

443. Arthur Schopenhauer - The philosopher who influences the great German-speaking physicists (invite talk). Philosophy captivates and Physics enchants. Friday 30 November, 13:00-13: 40. Scientific Conference Philosophy-Cosmology. School of Philosophy, University of Athens, AULA Auditorium. 

444. The stars and their myths. Seminar on "Philosophy and Science. A timeless meeting. " Union of Greek Physicists, MUNICIPALITY OF EPIDAVROS and Directorate of Secondary Education of Argolida. Cultural Center of Lygourio, Saturday, December 1, 10:30-11:30.

445. Ophiuchos Asklipios. Seminar on "Philosophy and Science. A timeless meeting. " Union of Greek Physicists, MUNICIPALITY OF EPIDAVROS and Directorate of Secondary Education of Argolida. Cultural Center of Lygourio, Saturday 1 December, 18: 30-19: 00.

446. "The Dynamics of the Greek Language in Science". Scientific Day, Monday 3 December 2018, from 19.30 to 20.30. Chamber of Corinth (Ermou 2, Corinth).

447. The evolution of the stars. Aristotle Corinthian School SA. Tuesday 4 December 2018, 11: 00-12: 00. Amphitheater (High School and Lyceum).

448. "The Dynamics of the Greek Language in Science: Its Astrophysical  Approach" at the Pneumatikon Center of Egaleo "Yannis Ritsos" (Dimarheiou 17 & Kountouriotou). Wednesday 5 December 2018, 19:00-20:30.

449. Hypatia, The Universe and the Greeks. Aegean College, Athens, December 12 2018, 20:00-20:30. 

450. The Red Planet Mars. Astrophysics Seminars in "Open Art". Athens, 13 December 2018, 18:00-20:00. 

451. Eyes open to Earth and the Universe. Hellenic Physicists Society. University of  W. Attica (P. Rallis and Thebon 250). Central Amphitheatre. Saturday 15 December, 2018, time: 10:00-10:30. 

452. The Star of Bethlehem - The Astronomical Views. 4th High School Vyronas. Terma Byzantiou St., Vyronas. 19 December 2018 Time: from 10:00 to 11:00. 

453.  Τhe Star of Bethlehem.  at the Pneumatikon Center of Egaleo "Yannis Ritsos" (Dimarheiou 17 & Kountouriotou). Wednesday 19 December 2018, 19:00-20:30.

454. Invisible World-Salvatore Dali and Physics. Astrophysics Seminars in "Open Art". Athens, Thursday, 20 December 2018, 18:00-20:00. 

455. The contribution of Alexandrian astronomers in Europe. Laikon Panepistimion. Athens, Monday, January 14, 2019.

456. Invisible World and Modern Physics. Society of Friends. Athens, Aition, Tziraion 8-10. Wednesday January 23, 2019.

457. Astronomy and Astrophysics at the cutting edge of research. Seminars on Astrophysics in "Anihti Texni". Athens, 31 January 2019, 18:00-20:00.

458. Stars and their myths are still moving. Athens, Saturday, February 16th, H.S.E.E., 36, Aristotelous St., 1st floor.

459. Invisible World and Modern Astrophysics. February 22, 2019. Epikouros. Theosophical Society. Athens, 25, Voukourestiou Str., 1st floor, 20:00-22:00.

460. Astrophysics, Consciousness, Illusion and Surrealist Painters. Sunday 24 February 2019. Hotel Melina Resort, 337 Aiantiou Avenue, Salamina. Astronomy and Space Society-Salamis Branch. 

461.  Stars and their myths for pupils. APANTHISMA of Physical Sciences, Saturday, 2 March 2019. Hours: 9:30 to 15:00. Place: University of Athens Pedagogical Department (13 Navarinou Str.).

462. "The names of the months and the days of the year". Tuesday 5 March 2019, 17: 00-18: 30, Open University of Agia Paraskevi (Second High School - Neapoleos 7, Agia Paraskevi). 

463. Astrophysics and Surrealist Painters. An unseen ... four-dimensional world. Versus Travel. Karageorgi Serbias 4. Athens. Syntagma Square. Wednesday, 6 March 2019, Time: 20:00-21:30.

464. Stars, Constellations and Myths. Wednesday, March 13, 2019, at 19.00 am at the 1st Lyceum of Halandri, Amphitheater (Dionysou St. 20).


465. Astrophysics at the cutting edge of research. Ε.Ε.F. and DIRECTORATE OF EDUCATION OF ARCADIA - EKFE OF ARKADIA. Lagadia Arcadia, Maniatis Hotel. 

466. New Year's Day of the Assyrians. Sunday, April 15, 2018, at 13:30, in the Cultural Center "Hellenic Pencil - G. Vranas" in Egaleo.

467. The course of astronomy from antiquity to the present day. Education Science. "100 Years of the International Astronomical Union (1929-2019)". Nemea General Lyceum in collaboration with the Greek Physicists Society. Nemea, 17 April 2019, 11:00-11:30. Venue: Amphitheater of Nemea General Lyceum.
468. The stars and their myths. 1st Salamis EPAL in collaboration with the Greek Physicists Association. Salamina, Tuesday 7 May 2019, 11:00-13:00. Venue: Amphitheater of 1st Salamis' EPAL.

469. The stars and myths. Cultural Association "Palaichthon", Pallados 24, Monastiraki-Athens. Tuesday 7 May 2019, 19: 00-21: 00. Venue: Amphitheater of the Cultural Association.

470. Astrophysics at the cutting edge of research. The Violet Flame Festival. Horizon Hall (9th floor), Caravel Athens, Sunday 2 June 2019.  

471. Open eyes to the Universe. Advanced Concepts of Physics. Summer School of Aegina. EEF-Hotel Danae-Aegina, June 24, 2019, 18:30-20:00.

472. Open eyes to the Earth and the Universe. Routes in Physics. Summer School of Salamis. Hotel-Melina Resort Salamina, 29 June 2019, 10:00-11:15. 

473. "Schopenhauer and Schrödinger. The Philosopher and the Physicist: Parallel Lives ". Philosophy Society. Cultural Center of the Municipality of Athens, Antonis Tritsis Hall. Athens, November 11, 2019.

474. The dynamics of the Greek language in Astrophysics. Cultural Association "Palechthon", 24 Pallados, Monastiraki-Athens. Friday, November 15, 2019, TIME: 19:00-21: 00. Venue: Amphitheater of the Cultural Association. 

475. The calendar issue from the astronomical point of view. Corinth Cultural Association "Palechithon". Saturday, December 7, 2019, 19:00-21:00. Venue: M. Demetriades Amphitheater, 12 Adeimantou Street, Corinth.

476. The star of Bethlehem, the astronomical views, the scientific approach. Magoula Municipal Meeting Room. Monday 9 December 2019.

477. Invisible World and Surrealist painters. Physics Enchants ... Students meet Physics. University of Western Attica. Sunday, December 15, 2019, 10:00-10:30. 

478. Searching for the Star of Bethlehem. Bouleftikon in Nafplio. E.E.F., EKPA, Municipality of Nafplion, December 16, 2019, Time: 19:00-20:00.

479. The Star of Bethlehem. Museum of Meteors, 27 Iakovidou Street, Athens, Wednesday 18 December 2019, Time: 19:00-21:00. 

480. Scientific Astronomical Views on the Birth of Lord Jesus Christ and the Star of Bethlehem. Sunday, December 22, 2019 at 18:00 at the Metropolitan Church St. Nicholas of Kesareani. Under the paternal blessing of our Honorable Shepherd Daniel. 

481. Invisible World and Surrealist painters. Thursday, January 9, 2020. Agia Paraskevi Laikon University. Amphitheater of the 2nd Primary School of Agia Paraskevi, 17:00-18:00. 

482. Sirius, the brightest star of Canis Majoris. Cultural Association "Palaichthon", 24 Pallados, Monastiraki-Athens. Friday, January 24, 2020, 19:00-21:00. Venue: Amphitheater of the Cultural Association. 

483. "Eratosthenes from Cyrene the Astronomer Who First Measured the Periphery of the Earth" and "Synesius of Cyrene, Neo-Platonic Philosopher, Student of Hypatia and later Bishop of Ptolemais, who combined Ancient Philosophy with Christianity " Laiko Panepistimio. Athens, February 17, 2020.

484. "Invisible ... Four-Dimensional World. Astrophysics, Philosophy, and Surrealist Painters" on Sunday, February 23 at 7:00 pm at the Urban Center of Kare (86 Karea Avenue and Daphne 2). Kareas Cultural Association, in a series of speeches: This World the Little the Great. Sunday, February 23, 2020, 19:00-21:00. 

485. The Contribution of Alexandrian Astronomers to Science. Cultural Association "Palaichthon", 24 Pallados St., Monastiraki-Athens. Friday, March 6, 2020, 7:00 pm to 9:00 pm. Venue: Amphitheater of the Cultural Association. 

486. The Christmas Star-Astronomical Interpretations. Online at Science Café for New York College's students. Saturday December 12, 2020, 17:00-19:00.

487. The Star of Bethlehem-Astronomical Interpretations. Online at the Egaleo Scout's Association. Friday December 18, 2020, 19:00-21:00.

488. Telesperida THERMOPYLAI - SALAMIS 2500 YEARS OF LIGHT! OLVIOS OSTIS OF HISTORY HAS LEARNED (Euripides). CARNEIA AND MILITARY OPERATIONS. On-line. Monday 28 December 2020, 19:00-21:00.

489. From the protostars to the black holes. Third High School of Sparta. Teleconference. Thursday, April 8, 2021, time: 10:00-10: 40. physicist Skoufi Vassiliki.

490. Stellar evolution. Third High School of Sparta. Teleconference. Friday, April 9, 2021, time: 10:00-10:40. Responsible physicist Skoufi Vassiliki.

491. Stratos Theodosiou-the astrophysicist. in the series GREAT GREEKS at NEW GREEK TELEVISION (RCN ch.523 / Spectrum 1600 / Bellfibe 652),U.S.A. www.ngtv.com. Time: 17:00-18: 00. Research, presentation and music investment Alexandros Chahalis. 

492. The Byzantine Scientists. Online Event (Teleconference): The sciences in Byzantium ... always the stars and the light. History and Archeology Group of the University of Cyprus. Wednesday, April 21, 2021, time: 19:30-22:00. 

493. The timelessness of Astronomy through the centuries. Aegina Summer School for High School students. Union of Greek Physicists. 4th Gymnasium-Lyceum of Aegina, Sunday 27 June 2021, time 18:30-19:30. 

494. NAVAL BATTLE OF SALAMINA-THE DATES OF THE BATTLE FROM THE SOURCES at Esperida: SALAMIS: From Aiantas and Teukros, to Themistocles and Karaiskakis! Saturday, October 9, 2021. Conception, organization and artistic direction of Alexandros Chahalis. time 17:30-19:30.  

495. Astromythology-From Matriarchy to Patriarchy: The constellations of Ursa Majoris and Ursa Minoris. International Scientific Society of Ancient Greek Philosophy. University Seminars. Monday, October 11, 2021, time: 18.00 - 20:00, at the Parnassos Philological Association (Karytsi 8, Athens).

496. Were there Giants on Earth? What views of Astromythology can justify their existence? "PHYSICS ENCHANTS". Saturday, December 18, 2021, 11: 00-11: 30. Conference Center, University of West Attica.

497. The astronomical views of the Star of Bethlehem. "PHYSICS ENCHANTS". Saturday, December 18, 2021, 12:00-12:30. Room B, University of West Attica.

498. The Odyssey of Calendars. ASSOCIATION OF OLD SCOUTS EGALEO. Sunday, December 19, 2021, time 20:00-21:00.

 499.  "The History of the Time"! Friday, December 31, 2021, στην εκπομπή "FYSIKA" by the physicist Spiros Kanouras. Youtube https://youtu.be/gK-0-Z4Jons

Youtube P.Savvidis https://youtu.be/7GbDybYPBBs
facebook Spiros Kanaouras https://www.facebook.com/spyros.../posts/10227799716964958
facebook P. Savvidis
https://www.facebook.com/pantelis.../posts/4991969367502801
Site: ΑΝΙXNEYSEIS https://www.anixneuseis.gr/
500. The measurable, astronomical time. Parnassos Philological Association, Agios Georgios Karytsis Square 8, Athens. Monday 10/1/2022, 18:00-20:00. Anniversary event - Blessing of Agios Basileios.
501. Stellar evolution-From the fprotostars to the black holes. 2nd General Lyceum Kilkis, responsible professor Despina Moutsaki. Wednesday 12 January 2022, time 14:00-15:00. 
502. Sunspots and severe cold. Tuesday, February 22, 2022.Festival of Ε.Ε.Φ. Serafio, Athens. 18:30-19:00.
503. "Sunspots, and yet affect the earth's climate-Little ice age". Sunday, February 27, 2022. Festival of Ε.Ε.Φ. Serafio, Athens, 10:30-11:30.
504. "Astronomy and Art". Morning Session. Monday, February 28. Festival of E.E.F. Serafio, Athens, 10:30-11:30. 
505. Spring Equinox and Astromythology. Astronomy & Space Society (Salamina Branch). Internet speech. Sunday, March 27, 2022. Time: 11: 00-12: 00.
506. "Sunspots..., and yet they affect the Earth's climate". Private High School Erasmeios Hellenic-German School. Monday, March 28, 2022, time: 12:20-13:05. 
507. "Stars and their myths". 1st Protypo High School of Ilion. Thursday 14 April 2022, time 14:00-15:00. 
508. Online lecture, on: "Astromythology" in the context of the Seminar Cycle of Natural and Biological Sciences of the Free University of FS Parnassos. Scientific Officer: Professor Filippos Nikolopoulos, Wednesday 11 May 2022 and time 18.00-20: 00 (https://us02web.zoom.us/j/6200550217).
509. The Inexpressible Time / The Music of the Universe : "Night of Slowness" - Elefsina European Capital of Culture 2023. EVENT: SUNDAY, 9 OCTOBER 2022 (start 19.00 - end 21.15). 
510. Sunspots...and yet they affect the Earth's climate. Monday, November 14, 2022. Time: 19:00-20:00. Aspropyrgos Open University ("Dimitrios Kallieris" Events hall of the Spiritual Center - Alekou Panagouli 13, Agios Dimitrios Square). 
511. Were there Giants on Earth? Within the framework of the Physical and Biological Sciences Seminar Series of the Free University of F. S. Parnassos. Scientific Leader: professor Philippos Nikolopoulos, Wednesday, May 16, 2022. 

512. Sunspots and yet they affect the Earth's climate. At the 19th Panhellenic Conference of the Union of Greek Physicists. Loutraki, November 18, 2022 Modern Physics and Great Achievements. Research - Technology - Innovation - Education. CLUB HOTEL LOUTRAKIOU - CONFERENCE CENTER OF LOUTRAKIOU, ALEXANDREIO. Hall A.

513. Autobiography of Dionysis Simopoulos. 19th Panhellenic Conference of the Greek Physicists'Society. Loutraki, Saturday 19 November 2022, time: 11:00-11:15. Become a Presenter ... and a Protagonist! The protagonists of popularization of Astronomy as a source of inspiration for students. CLUB HOTEL LOUTRAKIOU - CONFERENCE CENTER OF LOUTRAKIOU-Room A.  

514. Sunspots and yet they affect the Earth's climate. Within the framework of the Physical and Biological Sciences Seminar Series of the Free University of F. S. Parnassos. Scientific Leader: professor Philippos Nikolopoulos, Wednesday, November 30, 2022.

515. The star of Bethlehem-Philosophical and astronomical implications. At the popular University of Elefsina. December 7, 2022. Time: 18:30-20:00.
516. The star of Bethlehem-The astronomical affairs. Protypo HighSchool of Athens. December 9, 2022, Time 12:00-13:00. 

517. Sunspots... and yet they affect the Earth's climate. Conference Center. University of Western Attica. Friday December 16, time 20:15-20:45. Hellenic Physicists' Society-Physics enchants. (invited talk).
518. The Star of Bethlehem-The astronomical interpretations. Conference Center. University of West Attica. Saturday, December 17, time 11:00-11:30. Hellenic Physicists' Society-Physics enchants. (invited talk).

519. The star of Bethlehem-Historical, philosophical and astronomical implications. Parnassos Philological Club Athens, Kosti Palamas Hall, Monday, December 19, 2022. Time: 18:00-20:00. 

520. The names of the days and months of the year. Online talk at the Old Scouts Association of Aegaleo. Wednesday the 21st December 2022, Time: 20:30-21:30.

521. "Meteors and Asteroids: A Threat from Space?" HELLENIC PHYSICISTS SOCIETY CO-ORGANIZED BY THE GENERAL LYCEUM OF AEGINA and THE MUNICIPALITY OF AEGINA. Honorary Event in memory of  physicist Ioannis Pountos, Venue: Hall of the Folklore Museum, Tuesday 14 March 2023, time 18:30-19:00.

522. Plato - Psyche and Harmony of the Spheres. "AULA" Amphitheater of the Philosophical School of the University of Athens. Friday, November 3, 2023 

523. Invisible world and Modern Physics. 1st and 3rd GEL of Agios Dimitrios. Takis Zenetos Amphitheater. morning 10:00-12:00, 21 November 2023.
524. God in Science. Laiko Panepistimion (People's University)-Society of Friends of the People. Afternoon 19:00-20:00, 21 November 2023.

525. "Sunspots, Albedo and the Earth's climate", The magic of PHYSICS... DECEMBER 8, 2023, time 18:45-19:10, Venue CONFERENCE CENTER University of Western Attica (P. Ralli and Thivon 250). 

526. "Towards a Theory of the Unity of Knowledge". December 17, 2023, time: 17:00-20:00. Venue: Serafion of the Municipality of Athens (Piraeus and P. Ralli).

527. "Infinity in Mathematics and Physics". Megaro Musikis, Lilian Voudouri room on the occasion of the presentation of two books by the pianist Alexandra Papastephanou, 17 January 2024, timwe: 19:00-21:00. 

528. "From the Julian to the Gregorian calendar or From Romulus to the New corrected Julian calendar", Monday January 22, 2024 time:  19:00-20:30 at the Philological Association PARNASSOS. Parnassos Philological Association. Pl. 8 Agiou Georgiou Karytsis, Athens. 

529. The stars, constellations and their legends. Private Gymnasium of the Greek-German School, Pallini. Tuesday, March 27, 2024, time: 10:20-11:20. 

 

 

-------------------------------------------------------------------------------------------------