In a studio setting, Stephen Hawking, Arthur C. Clarke and Carl Sagan (who joins them via satellite) discuss the Big Bang theory, God, our existence as well as the possibility of extraterrestrial life.
2007
2000
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2026
1967
2001
2021
1994
2005
2020
1999
1976
1963
2016
2014
2017
2011
2008