Archive for the ‘Albert Einstein’ Category
Understanding what Gravity is: Time Expansion & Space Contraction
Posted by: Aba Cohen on April 10, 2009
100 hours of Astronomy —– 100 horas de Astronomia – Programa do OAFR – Abril 2009
Posted by: Aba Cohen on March 25, 2009
sobre o “fluir” do tempo
Posted by: Aba Cohen on March 4, 2009
OAFR – Visita de março ao Observatório da Serra da Piedade
Posted by: Aba Cohen on March 1, 2009
Einstein ou/or Marilyn Monroe? Optical Illusion or Visual (In)acuity?
Posted by: Aba Cohen on July 22, 2008
