Paul Steinhardt: My Mentor Richard Feynman
8:30
Paul Steinhardt We Need to Question String Theory!
7:12
Groundbreaking chemist defines all of life in 2 words | Lee Cronin
17:12
What's Wrong With Lenny Susskind?
13:09
Scientists Just Mixed Matter and Antimatter (It Didn't Explode)
26:23
The Dark Energy Delusion | Claudia de Rham Public Lecture
8:34
Ken Olum - Will the Universe Ever End?
13:01
Roger Penrose: "Consciousness must be beyond computable physics."
25:33