'A Universe From Nothing' by Lawrence Krauss, AAI 2009
2:00:23
SOMETHING FROM NOTHING ? [OFFICIAL] Richard Dawkins & Lawrence Krauss [HD] 02-04-12
26:13
Lawrence Krauss: A Universe from Nothing
1:36:01
Carl Sagan's 1994 "Lost" Lecture: The Age of Exploration
57:11
'Why Evolution Is True' by Jerry Coyne, AAI 2009
16:43
Le TEMPS existe-t-il vraiment ? | Philippe Guillemant
17:10
Roger Penrose - Why Did Our Universe Begin?
1:56:54
If the Universe Expands, What Is It Expanding Into?
58:21