Lex Fridman Podcast23 Aug 2021

#213 – Barry Barish: Gravitational Waves and the Most Precise Device Ever Built

Barry Barish is a theoretical physicist at Caltech and the winner of the Nobel Prize in Physics. Please support this podcast by checking out our sponsors:
– MUD\WTR: https://mudwtr.com/lex and use code LEX to get 5% off
– GiveDirectly: https://givedirectly.org/lex to get gift matched up to $300
– BiOptimizers: http://www.magbreakthrough.com/lex to get 10% off
– Four Sigmatic: https://foursigmatic.com/lex and use code LexPod to get up to 60% off
– Magic Spoon: https://magicspoon.com/lex and use code LEX to get $5 off

EPISODE LINKS:
Barry’s Nobel Prize entry: https://www.nobelprize.org/prizes/physics/2017/barish/facts/
Barry’s Caltech profile: https://pma.caltech.edu/people/barry-c-barish
LIGO’s Website: https://www.ligo.caltech.edu/
LIGO’s Twitter: https://twitter.com/LIGO

PODCAST INFO:
Podcast website: https://lexfridman.com/podcast
Apple Podcasts: https://apple.co/2lwqZIr
Spotify: https://spoti.fi/2nEwCF8
RSS: https://lexfridman.com/feed/podcast/
YouTube Full Episodes: https://youtube.com/lexfridman
YouTube Clips: https://youtube.com/lexclips

SUPPORT & CONNECT:
– Check out the sponsors above, it’s the best way to support this podcast
– Support on Patreon: https://www.patreon.com/lexfridman
– Twitter: https://twitter.com/lexfridman
– Instagram: https://www.instagram.com/lexfridman
– LinkedIn: https://www.linkedin.com/in/lexfridman
– Facebook: https://www.facebook.com/lexfridman
– Medium: https://medium.com/@lexfridman

OUTLINE:
Here’s the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time.
(00:00) – Introduction
(08:27) – Early Math and Physics questions
(18:02) – Enrico Fermi
(24:34) – Birth of the Nuclear Age
(29:42) – The Fermi Paradox
(34:45) – Gravity
(51:28) – Philosophical Implications of General Relativity
(58:34) – Detecting Gravitational Waves
(1:01:47) – LIGO
(1:34:45) – Nobel Prize
(1:49:34) – Black Holes
(2:01:53) – Space Exploration
(2:09:48) – Books
(2:18:37) – Advice for young people
(2:24:33) – Meaning of life

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