Felix Finster: How Dirac's 90-Year-Old Error Unifies All of Physics episode artwork

EPISODE · Jul 29, 2025 · 2H 12M

Felix Finster: How Dirac's 90-Year-Old Error Unifies All of Physics

from Theories of Everything with Curt Jaimungal · host Theories of Everything

Felix Finster proposes causal fermion systems unify physics by building spacetime from quantum correlations. The conversation covers the Dirac sea, emergence of geometry, the Born rule, and implications for quantum gravity and cosmology.- 00:00 - Introduction- 03:12 - The Origins of Causal Fermion Systems- 06:55 - Engaging with Alternative Theories in Physics- 15:22 - The Standard View of Causation- 18:21 - Classical, Quantum, and Pre-Quantum- 23:06 - How Spacetime Emerges from Disconnected Points- 29:49 - Recovering Lorentz Signature Without Assumptions - 31:48 - Recovering the Born Rule from First Principles - 39:39 - The Measurement Problem- 46:20 - Bounds on CSL Parameters- 49:45 - The Dynamics of Spacetime - 57:47 - Collaboration with Yao and Reflections on the Theory - 1:03:13 - A Quantum Gravity Theory Without Supersymmetry - 1:05:28 - The Dirac Sea- 1:11:40 - Addressing Infinite Energy in Semi-Classical Gravity- 1:13:09 - Octonions in the Vacuum Structure- 1:17:32 - Chirality and the Action Principle - 1:20:33 - Baryogenesis and Why Matter Exists- 1:35:10 - Rethinking the Strong CP and Hierarchy Problems- 1:38:43 - Recognition, Collaboration, and Growing Attention- 1:54:00 - Mathematical Criteria vs. Experimental Tests- 2:01:02 - Advice for Young ResearchersRESOURCES:- Felix's Papers: https://scholar.google.com/citations?user=F7ppNroAAAAJ- Felix's Bio: https://www.uni-regensburg.de/mathematik/mathematik-1/startseite/index.html- Causal Fermion Systems [Paper]: https://arxiv.org/pdf/2405.19254- Linear Dynamics of Wave Functions [Paper]: https://arxiv.org/pdf/2101.08673- The Principle of the Fermionic Projector [Book]: https://www.amazon.com/Principle-Fermionic-Projector-Advanced-Mathematics/dp/0821839748- Baryogensis for Causal Fermion Systems [Paper]: https://arxiv.org/pdf/2111.05556- Holographic Mixing [Paper]: https://arxiv.org/pdf/2410.18045- Standard Model Physics from an Algebra? [Paper]: https://arxiv.org/pdf/1611.09182- Barry Loewer & Eddy Chen [TOE]: https://youtu.be/xZnafO__IZ0- Fay Dowker [TOE]: https://youtu.be/PgYHEPCLVas- String Theory Iceberg [TOE]: https://youtu.be/X4PdPnQuwjY- David Kaiser [TOE]: https://youtu.be/_yebLXsIdwo- Ruth Kastner [TOE]: https://youtu.be/-BsHh3_vCMQ- Amanda Gefter [TOE]: https://youtu.be/yABPvDJ6Zgs- Jacob Barandes [TOE]: https://youtu.be/7oWip00iXbo- Eva Miranda [TOE]: https://youtu.be/6XyMepn-AZo- Emily Adlam [TOE]: https://youtu.be/6I2OhmVWLMs- Scott Aaronson & Jacob Barandes [TOE]: https://youtu.be/5rbC3XZr9-c- The Economist discount: https://www.economist.com/toe- Join My New Substack (Personal Writings): https://curtjaimungal.substack.com- Listen on Spotify: https://open.spotify.com/show/4gL14b92xAErofYQA7bU4e- Become a YouTube Member (Early Access Videos): https://www.youtube.com/channel/UCdWIQh9DGG6uhJk8eyIFl1w/join- Support on Patreon: https://patreon.com/curtjaimungal- Support on Crypto: https://commerce.coinbase.com/checkout/de803625-87d3-4300-ab6d-85d4258834a9- Support on PayPal: https://www.paypal.com/donate?hosted_button_id=XUBHNMFXUX5S4- Twitter: https://twitter.com/TOEwithCurt- Discord Invite: https://discord.com/invite/kBcnfNVwqs 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. Learn more about your ad choices. Visit megaphone.fm/adchoices Learn more about your ad choices. Visit megaphone.fm/adchoices Learn more about your ad choices. Visit megaphone.fm/adchoices

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Felix Finster: How Dirac's 90-Year-Old Error Unifies All of Physics

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This episode was published on July 29, 2025.

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Felix Finster proposes causal fermion systems unify physics by building spacetime from quantum correlations. The conversation covers the Dirac sea, emergence of geometry, the Born rule, and implications for quantum gravity and cosmology.- 00:00 -...

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