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Conversations about science, technology, history, philosophy and the nature of intelligence, consciousness, love, and power. Lex is an AI researcher at MIT and beyond.
#468 – Janna Levin: Black Holes, Wormholes, Aliens, Paradoxes & Extra Dimensions
Lex Fridman Podcast
3 hours 7 minutes 16 seconds
3 months ago
#468 – Janna Levin: Black Holes, Wormholes, Aliens, Paradoxes & Extra Dimensions
Janna Levin is a theoretical physicist and cosmologist specializing in black holes, cosmology of extra dimensions, topology of the universe, and gravitational waves.
Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep468-sc
See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc.
CONTACT LEX:
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EPISODE LINKS:
Janna's X: https://x.com/JannaLevin
Janna's Website: https://jannalevin.com
Janna's Instagram: https://instagram.com/jannalevin
Janna's Substack: https://substack.com/@jannalevin
Black Hole Survival Guide (book): https://amzn.to/3YkJzT5
Black Hole Blues (book): https://amzn.to/42Nw7IE
How the Universe Got Its Spots (book): https://amzn.to/4m5De8k
A Madman Dreams of Turing Machines (book): https://amzn.to/3GGakvd
SPONSORS:
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Brain.fm: Music for focus.
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OUTLINE:
(00:00) - Introduction
(00:51) - Sponsors, Comments, and Reflections
(09:21) - Black holes
(16:55) - Formation of black holes
(27:45) - Oppenheimer and the Atomic Bomb
(34:08) - Inside the black hole
(47:10) - Supermassive black holes
(50:39) - Physics of spacetime
(53:42) - General relativity
(59:13) - Gravity
(1:15:47) - Information paradox
(1:24:17) - Fuzzballs & soft hair
(1:27:28) - ER = EPR
(1:34:07) - Firewall
(1:42:59) - Extra dimensions
(1:45:24) - Aliens
(2:01:00) - Wormholes
(2:11:57) - Dark matter and dark energy
(2:22:00) - Gravitational waves
(2:34:08) - Alan Turing and Kurt Godel
(2:46:23) - Grigori Perelman, Andrew Wiles, and Terence Tao
(2:52:58) - Art and science
(3:02:37) - The biggest mystery
Conversations about science, technology, history, philosophy and the nature of intelligence, consciousness, love, and power. Lex is an AI researcher at MIT and beyond.
