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

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Published 2020-09-15
Stephen Wolfram is a computer scientist, mathematician, and theoretical physicist. Please check out our sponsors to get a discount and to support this podcast:
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EPISODE LINKS:
Wolfram Physics Project: www.wolframphysics.org/
Stephen's Twitter: twitter.com/stephen_wolfram
Stephen's Blog: writings.stephenwolfram.com/
Books:
- A New Kind of Science: amzn.to/3kotO6S
- A Project to Find the Fundamental Theory of Physics: amzn.to/3mA3OaS

PODCAST INFO:
Podcast website: lexfridman.com/podcast
Apple Podcasts: apple.co/2lwqZIr
Spotify: spoti.fi/2nEwCF8
RSS: lexfridman.com/feed/podcast/
Full episodes playlist:    • Lex Fridman Podcast  
Clips playlist:    • Lex Fridman Podcast Clips  

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

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All Comments (21)
  • @lexfridman
    I really enjoyed this conversation with Stephen. Here's the 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
  • @nickcounter6254
    Lex is the only person who's successfully interviewed Wolfram... now twice :)
  • @PulsatingShadow
    You can't have a name like WOLF RAM and not wield immense power.
  • @CarlosOteroC
    Never clicked so fast and then notice this is 4 hours and 23 minutes long and that I'm not even mentally prepared to enter this mindblow.
  • This really is the best conversation I’ve seen with Wolfram , you can tell he enjoys talking with Lex . He doesn’t feel threatened in any way which is rare with wolfram mostly because other scientist generally try to shoot him down to quick This really is brilliant .
  • Favorite guest so far... especially round 1. Also, you have seriously spoiled me with your dedication to time stamps. Thank you.
  • @bassistck24
    Watching Stephen Wolfram use Wolfram Alpha to calculate the likelihood of getting a a sunburn while on Lex Fridman’s first outdoor podcast was a special moment for me.
  • @milesteg8627
    Somebody that was friends with Richard Feynman is still in his prime and doing great work. good times
  • @tommole645
    At best, Wolfram’s got the theory of everything. At worst, a meta-analogy of everything.
  • @asknorway
    Lex, honestly, your ability to make these geniuses and their frameworks accessible to a broader audience is incredible. Thank you. And please have Elon again soon.
  • @ZiBiTmusic
    Hands up everyone without a college degree or PHD, who still enjoys these podcasts knowing very well he/she will understand 0,1% of the content. (*me puts both hands up*) That's your magic, Lex!
  • I see an incredibly humble man excitedly discussing the discoveries he's made and marvelling about the beauty of the universe.
  • @energyeve2152
    I’m amazed by the shear stamina these two have to maintain a conversation for 4 hours on this level.
  • @Hidegety1
    I actually loved the outside setup. Including the passing cars, birds, wind, planes, alien spaceships, musk spaceships, bugs. Nice change.
  • @TheSameDonkey
    "we are about a meter ish tall" we're definitely dealing with a physicist here.
  • @omarnomad
    Taking long form conversation to a whole new level
  • @RonMar
    My take away: "Computational Irreducibility is the meaning of life." I want this on a t-shirt.
  • @inthefade
    You know you're onto something when P versus NP is a "sideshow" :o
  • @quarkmarino
    When you finally get a 4+ hours of interview and at the end of it, you want it lasted a couple more!