Lex Fridman Podcast
#85 – Roger Penrose: Physics of Consciousness and the Infinite Universe
Tue, 31 Mar 2020
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. Support this podcast by signing up with these sponsors: - ExpressVPN at https://www.expressvpn.com/lexpod - Cash App - use code "LexPodcast" and download: - Cash App (App Store): https://apple.co/2sPrUHe - Cash App (Google Play): https://bit.ly/2MlvP5w EPISODE LINKS: Cycles of Time (book): https://amzn.to/39tXtpp The Emperor's New Mind (book): https://amzn.to/2yfeVkD This conversation is part of the Artificial Intelligence podcast. If you would like to get more information about this podcast go to https://lexfridman.com/ai or connect with @lexfridman on Twitter, LinkedIn, Facebook, Medium, or YouTube where you can watch the video versions of these conversations. If you enjoy the podcast, please rate it 5 stars on Apple Podcasts, follow on Spotify, or support it on Patreon. Here's the outline of the episode. On some podcast players you should be able to click the timestamp to jump to that time. OUTLINE: 00:00 - Introduction 03:51 - 2001: A Space Odyssey 09:43 - 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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