Stephen Wolfram: Fundamental Theory of Physics, Life, and the Universe | Lex Fridman Podcast #124

Stephen Wolfram is a computer scientist, mathematician, and theoretical physicist. Please check out our sponsors to get a discount and to support this podcast: - SimpliSafe: https://simplisafe.com/lex - Sun Basket, use code LEX: https://sunbasket.com/lex - MasterClass: https://masterclass.com/lex EPISODE LINKS: Wolfram Physics Project: https://www.wolframphysics.org/ Stephen's Twitter: https://twitter.com/stephen_wolfram Stephen's Blog: https://writings.stephenwolfram.com Books: - A New Kind of Science: https://amzn.to/3kotO6S - A Project to Find the Fundamental Theory of Physics: https://amzn.to/3mA3OaS PODCAST INFO: Podcast website: https://lexfridman.com/podcast Apple Podcasts: https://apple.co/2lwqZIr Spotify: https://spoti.fi/2nEwCF8 RSS: https://lexfridman.com/feed/podcast/ Full episodes playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 Clips playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOeciFP3CBCIEElOJeitOr41 OUTLINE: 0:00 - Introduction 7:14 - Key moments in history of physics 12:43 - Philosophy of science 14:37 - Science and computational reducibility 22:08 - Predicting the pandemic 38:58 - Sunburn moment with Wolfram Alpha 39:46 - Computational irreducibility 46:45 - Theory of everything 52:41 - General relativity 1:01:16 - Quantum mechanics 1:06:46 - Unifying the laws of physics 1:12:01 - Wolfram Physics Project 1:29:53 - Emergence of time 1:34:11 - Causal invariance 1:53:03 - Deriving physics from simple rules on hypergraphs 2:07:24 - Einstein equations 2:13:04 - Simulating the physics of the universe 2:17:28 - Hardware specs of the simulation 2:24:37 - Quantum mechanics in Wolfram physics model 2:42:46 - Double-slit experiment 2:45:13 - Quantum computers 2:53:21 - Getting started with Wolfram physics project 3:14:46 - The rules that created our universe 3:24:22 - Alien intelligences 3:32:29 - Meta-mathematics 3:37:58 - Why is math hard? 3:52:55 - Sabine Hossenfelder and how beauty leads physics astray 4:01:07 - Eric Weinstein and Geometric Unity 4:06:17 - Travel faster than speed of light 4:16:59 - Why does the universe exist at all CONNECT: - Subscribe to this YouTube channel - Twitter: https://twitter.com/lexfridman - LinkedIn: https://www.linkedin.com/in/lexfridman - Facebook: https://www.facebook.com/LexFridmanPage - Instagram: https://www.instagram.com/lexfridman - Medium: https://medium.com/@lexfridman - Support on Patreon: https://www.patreon.com/lexfridman