"CARL SAGAN" content on TweakTown - Page 1
We found 2 items for the tag: CARL SAGAN
NEWS
New NASA director spotted swearing oath on Carl Sagan book instead of bible
NASA has named its new Goddard Flight Center director who was recently sworn in with Carl Sagan's book 'Pale Blue Dot' instead of a bible.
NEWS
Flat Earth theory was debunked 2,000 years ago, explains Carl Sagan
Carl Sagan explained that an ancient Greek mathematician was able to prove that the surface of Earth is curved and not flat.