Stephon Alexander: The Autodidactic Universe Learns Its Own Laws

Stephon Alexander: The Autodidactic Universe Learns Its Own Laws

Stephon Alexander joins Curt to explore the Autodidactic Universe, matrix models versus string theory, and Chern‑Simons gravity, while debating evolutionary cosmology, anomalies, and practical advice for self‑studying advanced physics.- 00:00:00 - Introduction- 00:04:46 - BTS banter and framing the conversation- 00:06:05 - The Autodidactic Universe- 00:18:54 - BMN vs BFSS (type IIA String Theory)- 00:26:45 - Lee Smolin's evolutionary model of the universe as black hole spawn- 00:29:06 - Matrix models linked to particles rather than laws- 00:30:36 - Explaining D‑branes and their dimensionality- 00:36:02 - When watching TOE, it's okay to be confused- 00:36:55 - Chern‑Simons Gravity- 00:49:03 - Anomaly Cancellations- 00:51:43 - Klein Gordon equation and renormalization- 00:55:55 - What is a Theory of Everything? Conditions?- 00:59:15 - Story about Curt's brother's "genius"- 01:02:40 - Doubting your own mathematical abilities- 01:06:02 - Advice for learners in 20s‑40s studying String Theory- 01:10:24 - Brian Keating is no friend to Stephon (kidding)- 01:11:08 - How does learning math / physics change with age?- 01:15:14 - Anomalies and purposeful mistakes leading to insights- 01:18:02 - No Go theorems (and AdS / CFT correspondence)- 01:23:26 - Why does the Graviton have Spin 2?- 01:25:41 - Gems in Geometric Unity- 01:29:12 - Opinion on Stephen Wolfram's theory / project- 01:31:05 - Future plans for TOE: Geometric Algebra and Categorical UnificationSPONSORS:- Curiosity Stream: 25% off via https://curiositystream.thld.co/TOE- Brilliant: 20% off via https://brilliant.org/TOERESOURCES:- YouTube link: https://youtu.be/4xlXUEEnZ6s- Merch (until end of Oct 2021): https://tinyurl.com/TOEmerch- Patreon: https://patreon.com/curtjaimungal- Crypto: 3CSm4FH6975J8wvKp8x8BSefH6QCVuk736- PayPal: https://tinyurl.com/paypalTOE- Twitter: https://twitter.com/TOEwithCurt- Discord Invite: https://discord.com/invite/kBcnfNVwqs- iTunes: https://podcasts.apple.com/ca/podcast/better-left-unsaid-with-curt-jaimungal/id1521758802- Pandora: https://pdora.co/33b9lfP- Spotify: https://open.spotify.com/show/4gL14b92xAErofYQA7bU4e- Subreddit r/TheoriesOfEverything: https://reddit.com/r/theoriesofeverything- Algo's podcast: https://www.youtube.com/channel/UC9IfRw1QaTglRoX0sN11AQQ- Algo website: https://www.algo.com/- Fear of a Black Universe: https://amzn.to/3rxGFcj- The Jazz of Physics: https://amzn.to/3qR7KIx- Brian Keating's podcast with Stephon Alexander: https://www.youtube.com/watch?v=ehEbrD42U_g- Better Left Unsaid documentary: http://betterleftunsaidfilm.com Theories of Everything with Curt Jaimungal features long-form, technically detailed interviews with leading researchers in physics, mathematics, consciousness, and philosophy, exploring topics at the level of active research. For academics, graduate students, and anyone seeking depth beyond popular science. SPONSOR: I subscribe to The Economist for their science and tech coverage. As a TOE listener, get 35% off! No other podcast has this: https://economist.com/TOE FOLLOW: Substack | Spotify | YouTube | Twitter Learn more about your ad choices. Visit megaphone.fm/adchoices Learn more about your ad choices. Visit megaphone.fm/adchoices

Episoder(342)

JB Manchak: Time Travel in Physics and What We Still Don't Know

JB Manchak: Time Travel in Physics and What We Still Don't Know

Curt Jaimungal examines why physicists still can't resolve whether time travel is possible or forbidden.What if you gathered every possible piece of evidence about the universe — every observation, pa...

16 Mar 2h 17min

Curt Jaimungal: General Relativity Is NOT Deterministic (Here's the Proof)

Curt Jaimungal: General Relativity Is NOT Deterministic (Here's the Proof)

Many people think physics / reality is either guided by a probabilistic distribution or is “determined.” Actually, there’s a third, far‐more unsettling option. Curt Jaimungal explains why Einstein’s g...

12 Mar 21min

John Donoghue: We Have Already Quantized Gravity (And It Works)

John Donoghue: We Have Already Quantized Gravity (And It Works)

Professor John Donoghue explains why quantum physics and gravity actually work perfectly together. He tackles quadratic gravity, effective field theory, and random dynamics, arguing that grand unifica...

11 Mar 1h 6min

Nir Lahav: What If Consciousness Follows the Rules of Relativity?

Nir Lahav: What If Consciousness Follows the Rules of Relativity?

A physicist proposes a relativistic theory of consciousness based on spacetime geometry and information.Physicist Nir Lahav joins me to argue that the hard problem isn't hard so much as confused—a con...

5 Mar 3h 8min

Curt Jaimungal: Why Neil deGrasse Tyson Gets "Belief" Wrong

Curt Jaimungal: Why Neil deGrasse Tyson Gets "Belief" Wrong

Curt Jaimungal argues that astrophysicists like Neil deGrasse Tyson and spiritual gurus Deepak Chopra and Thomas Campbell can’t logically claim they don’t hold beliefs. This “Theories of Everything” w...

2 Mar 16min

David Bessis: What Mathematics Really Is and How to Learn It

David Bessis: What Mathematics Really Is and How to Learn It

What is mathematics, really? Mathematician David Bessis joins me to argue that math isn't about numbers in a Platonic realm or a meaningless game of symbols—it's a cognitive technology for rewiring yo...

23 Feb 2h 18min

Erik Verlinde: Gravity Is Not Fundamental, It Is Entropic

Erik Verlinde: Gravity Is Not Fundamental, It Is Entropic

What if gravity is just entropy in disguise? Professor Erik Verlinde joins me to argue that gravity isn't a fundamental force—it's thermodynamic, emerging from quantum information the way gas pressure...

16 Feb 1h 58min

Vitaly Vanchurin: The Universe Is a Neural Network That Learns

Vitaly Vanchurin: The Universe Is a Neural Network That Learns

What if physics is just the universe learning? Most Theories of Everything episodes are mind‑bending for their math, physics, philosophy, or consciousness implications. This one hits all four simultan...

9 Feb 1h 58min

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