Ruth Kastner: Can the Future Cause the Past in Quantum Theory?

Ruth Kastner: Can the Future Cause the Past in Quantum Theory?

Ruth Kastner and Curt Jaimungal explore the transactional interpretation of quantum mechanics, tackling the measurement problem, retrocausality, and the quest to reconcile quantum theory with gravity. Kastner argues for a paradigm shift that embraces complexity and nuance in understanding quantum phenomena.- 00:00 - Introduction- 01:40 - Measurement Problem- 09:17 - Measurement Interaction- 11:27 - Feynman Diagrams- 16:25 - Observers vs Measurers- 20:58 - Nature of Measurement- 22:19 - Probabilistic Outcomes- 28:52 - Emission and Absorption- 34:40 - Entities and Reality- 38:03 - Emergence of Space-Time- 41:14 - Theories and Anomalies- 42:56 - Independent Scholarship- 46:23 - Conventional Approach- 48:33 - Transactional Axioms- 50:34 - Kramer's Perspective- 1:07:22 - Retrocausality and Block World- 1:07:43 - Science Fiction and Time Travel- 1:14:04 - Emergence of Space-Time Events- 1:27:23 - Weak and Strong Forces- 1:36:10 - Physics to Philosophy- 1:39:53 - Free Will- 1:45:36 - Consciousness and Physicalism- 1:54:51 - Challenges to Materialism- 2:05:47 - Advice for Future Generations- 2:07:41 - Conclusion and AcknowledgmentsSPONSORS:- The Economist: 20% off discount - https://www.economist.com/toe- Curt Jaimungal Substack: https://curtjaimungal.substack.com- Spotify video: https://tinyurl.com/SpotifyTOE- YouTube Membership: https://www.youtube.com/channel/UCdWIQh9DGG6uhJk8eyIFl1w/join- Patreon: https://patreon.com/curtjaimungal- Twitter: https://twitter.com/TOEwithCurt- Discord: 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

Episoder(341)

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

Rob Spekkens: Why the Quantum Wave Function Is Not Real

Rob Spekkens: Why the Quantum Wave Function Is Not Real

From Ancient Egypt to Leibniz... Brand‑new interview out with Robert Spekkens of the Perimeter Institute, one of the sharpest minds working on quantum foundations. In 2004, he constructed a classical ...

2 Feb 2h 47min

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