Episode 113

Pais and Alexander: Singularities, Negative Energy, and Gravity

YouTube link: https://youtu.be/PE4C7OI7Frg This episode has been released early in an ad-free audio version for TOE members at http://theoriesofeverything.org. Sponsors: - Brilliant: https://brilliant.org/TOE for 20% off *New* TOE Website (early access to episodes): https://theoriesofeverything.org/ Patreon: https://patreon.com/curtjaimungal Crypto: https://tinyurl.com/cryptoTOE 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 LINKS MENTIONED: - Physics / Consciousness Contest: https://youtu.be/V93GQaDtv8w - Curt's Crash Course on Physics: https://youtu.be/e8kyvdPP8os - Sal Pais podcast: https://youtu.be/5E6QyAhTB3o - Stephon Alexander podcast: https://youtu.be/VETxb96a3qk - Stephon's Book "Fear Of Black Universe": https://amzn.to/3EYRpsJ - Stephon's Book "The Jazz Of Physics": https://amzn.to/3CIPiGI TIMESTAMPS: 00:00:00 Introduction 00:03:03 Main issues of quantum gravity 00:08:08 Academia vs. the Outside 00:11:54 Superforce 00:25:09 Ashtekar quantum bounce 00:32:11 Mathematics of singularity repulsion 00:40:10 Fermionic matter and loop quantum gravity 00:44:08 Negative energy 00:51:11 What is the cause of gravity? 00:52:50 Casimir forces and gravity 00:56:38 Ed Witten on String Theory 01:02:53 AdS / CFT (defending holography) 01:10:15 The "rhythm" universe (a universe that continually comes and goes) 01:15:46 The Pais Effect and patents 01:31:59 Sal Pais (Part 2) and Stephon Alexander (Part 2) 01:33:46 Saxophone

Theories of Everything with Curt Jaimungal · Theories of Everything

October 20, 20221h 39m

Original episode page

Show Notes

Sal Pais and Stephon Alexander explore singularities, negative energy, and the origins of the universe, debating quantum gravity and the superforce. They also discuss the Ashtekar quantum bounce, holographic ideas, and the rhythmic universe concept.

- 00:00:00 - Introduction
- 00:03:03 - Main issues of quantum gravity
- 00:08:08 - Academia vs. the Outside
- 00:11:54 - Superforce
- 00:25:09 - Ashtekar quantum bounce
- 00:32:11 - Mathematics of singularity repulsion
- 00:40:10 - Fermionic matter and loop quantum gravity
- 00:44:08 - Negative energy
- 00:51:11 - What is the cause of gravity?
- 00:52:50 - Casimir forces and gravity
- 00:56:38 - Ed Witten on String Theory
- 01:02:53 - AdS / CFT (defending holography)
- 01:10:15 - The "rhythm" universe (a universe that continually comes and goes)
- 01:15:46 - The Pais Effect and patents
- 01:31:59 - Sal Pais (Part 2) and Stephon Alexander (Part 2)
- 01:33:46 - Saxophone

SPONSORS:

- Brilliant: 20% off https://brilliant.org/TOE

RESOURCES:

- YouTube link: https://youtu.be/PE4C7OI7Frg
- New TOE Website (early access to episodes): https://theoriesofeverything.org/
- Patreon: https://patreon.com/curtjaimungal
- Crypto: https://tinyurl.com/cryptoTOE
- 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
- Physics / Consciousness Contest: https://youtu.be/V93GQaDtv8w
- Curt's Crash Course on Physics: https://youtu.be/e8kyvdPP8os
- Sal Pais podcast: https://youtu.be/5E6QyAhTB3o
- Stephon Alexander podcast: https://youtu.be/VETxb96a3qk
- Stephon's Book "Fear Of Black Universe": https://amzn.to/3EYRpsJ
- Stephon's Book "The Jazz Of Physics": https://amzn.to/3CIPiGI

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.

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