Roger Penrose: Physics of Consciousness and the Infinite Universe | Lex Fridman Podcast #85

Roger Penrose is physicist, mathematician, and philosopher at University of Oxford. He has made fundamental contributions in many disciplines from the mathematical physics of general relativity and cosmology to the limitations of a computational view of consciousness.
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OUTLINE:
0:00 - Introduction
3:51 - 2001: A Space Odyssey
9:43 - Consciousness and computation
23:45 - What does it mean to "understand"
31:37 - What's missing in quantum mechanics?
40:09 - Whatever consciousness is, it's not a computation
44:13 - Source of consciousness in the human brain
1:02:57 - Infinite cycles of big bangs
1:22:05 - Most beautiful idea in mathematics
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