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Sara Walker is an astrobiologist and theoretical physicist. Lee Cronin is a chemist. This is a conversation and debate about alien life and alien civilizations. Please support this podcast by checking out our sponsors:
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EPISODE LINKS:
Sara’s Twitter: https://twitter.com/Sara_Imari
Sara’s Website: http://emergence.asu.edu
Lee’s Twitter: https://twitter.com/leecronin
Lee’s Website: https://www.chem.gla.ac.uk/cronin
Chemify’s Website: https://chemify.io

PODCAST INFO:
Podcast website: https://lexfridman.com/podcast
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Spotify: https://spoti.fi/2nEwCF8
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YouTube Full Episodes: https://youtube.com/lexfridman
YouTube Clips: https://youtube.com/lexclips

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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
(07:47) – Aliens
(21:53) – What is life?
(29:35) – Assembly theory
(52:03) – Math
(1:03:45) – Communication with aliens
(1:28:38) – Evolution of the universe
(1:37:56) – Creating alien life
(1:45:29) – Origin of life
(1:52:29) – Before the Big Bang
(1:59:22) – God
(2:09:39) – Goal-directed behavior
(2:27:37) – Time
(2:35:54) – Free will and imagination
(2:51:06) – UFO sightings
(2:56:06) – Alien life forms debate
(3:11:14) – Robots
(3:20:29) – Love and emotion
(3:38:55) – Beauty in science
(3:49:06) – Random questions
(3:58:30) – Advice for young people
(4:01:48) – Life on Earth
(4:06:12) – Memory