1:59:12

Black Holes and Quantum Gravity

1:59:51

2 Hours of Brian Greene Explaining the Existence of God

1:27:56

String Theory, Quantum Gravity and Black Holes (Or, Are We Holograms?)

34:09

¿La mecánica cuántica implica múltiples universos?

55:53

What Is Consciousness? – A Question of Science with Brian Cox