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Peter Woit: Unification, Twistors, and the Death of String Theory
Theories of Everything with Curt Jaimungal
Dec 06, 2023
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3 hr 7 min
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Ep 149
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Transcript available on
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Episode description
YouTube link
https://youtu.be/9z3JYb_g2Qs
Prof. Peter Woit discusses string theory, its decline, and introduces his graviweak unification theory using Euclidean twistor in Euclidean spacetime. TIMESTAMPS: - 00:00:00 Introduction - 00:00:00 String theory's fundamental issues | Mathematicians' challenges - 00:02:20 Spacetime and twistor theory insights - 00:20:00 Bundles & diffeomorphism groups - 00:38:34 Spinors as a spacetime point - 00:46:57 Dominance of string theory & Ed Witten's influence - 00:54:17 Quest for quantum gravity - 01:03:22 String theory's lack of predictive power - 01:09:33 Machine learning meets theoretical physics - 01:18:56 Personal attacks vs. intellectual debate - 01:24:49 Mathematicians vs. Physicists | Academic silos - 01:37:15 Developing a contrarian view & the origin of 'Not Even Wrong' - 01:40:54 Langlands & representation theory - 01:48:51 Spacetime is NOT doomed - 01:58:47 Sean Carroll's crisis in physics (odd responses to criticism) - 02:13:21 Differentiable structures by dimension - 02:26:10 Gravi-weak unification & chirality - 02:32:57 Chern-Simons theory - 02:42:20 Gravity as torsion or curvature - 02:50:07 Category theory in physics - 02:56:43 Defining a fulfilling life - Patreon:
https://patreon.com/curtjaimungal
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LINKS MENTIONED: - Not Even Wrong (Peter Woit's Blog):
https://www.math.columbia.edu/~woit/wordpress
- Not Even Wrong (Peter Woit's Book):
https://amzn.to/40NFeaK
- Spacetime is Right-Handed (Peter Woit's Article):
https://www.math.columbia.edu/~woit/righthanded.pdf
|
https://www.math.columbia.edu/~woit/wordpress
- Podcast w/ Edward Frankel:
https://youtu.be/n_oPMcvHbAc
- The Elegant Universe (Brian Greene):
https://amzn.to/3sNmk7x
- The Trouble With Physics (Lee Smolin):
https://amzn.to/47lCCUj
- Podcast w/ Sabina Hossenfelder on TOE:
https://youtu.be/walaNM7KiYA
- Podcast w/ Stephon Alexander Part 1:
https://youtu.be/VETxb96a3qk
- Podcast w/ Stephon Alexander Λ Sal Pais:
https://youtu.be/PE4C7OI7Frg
- Podcast w/ Eric Weinstein:
https://youtu.be/KElq_MLO1kw
- Podcast w/ Stephen Wolfram Part 1:
https://youtu.be/1sXrRc3Bhrs
- Podcast w/ Stephen Wolfram Part 2:
https://youtu.be/xHPQ_oSsJgg
- Podcast w/ Jonathan Oppenheim:
https://youtu.be/NKOd8imBa2s
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Peter Woit: Unification, Twistors, and the Death of String Theory | Theories of Everything with Curt Jaimungal podcast - Listen or read transcript on Metacast
