#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. Transcript:
https://lexfridman.com/janna-levin-transcript CONTACT LEX: Feedback
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get in touch: https://lexfridman.com/contact 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: To support this podcast, check
out our sponsors & get discounts: Brain.fm: Music for focus. Go
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drink. Go to https://drinkag1.com/lex 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 PODCAST LINKS: - Podcast Website:
https://lexfridman.com/podcast - Apple Podcasts:
https://apple.co/2lwqZIr - Spotify: https://spoti.fi/2nEwCF8 - RSS:
https://lexfridman.com/feed/podcast/ - Podcast Playlist:
https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4
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