The Origin of the Universe - Prof Stephen Hawking
53:41
The Physics of Black Holes - with Chris Impey
1:29:23
An Evening with Stephen Hawking, Ideas at the House
2:26:55
2 Hours Of Space Facts To Help You Fall Asleep: Solar System Physics
1:45:07
The Fabric of the Cosmos, Dr. Brian Greene, Columbia University
36:28
What are Hawking points? | Sir Roger Penrose | Mathematical physicist and Nobel Prize
1:12:59
Dr. Neil Turok - "From zero to infinity, and beyond!"
1:35:18
Ripples From The Big Bang: Listening to the Beginning of Time
1:39:14