Podcast episode
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: - Uncruise: https://uncruise.com/pages/lex - Linode: https://linode.com/lex to get...

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:
- Uncruise: https://uncruise.com/pages/lex
- Linode: https://linode.com/lex to get $100 free credit
- ExpressVPN: https://expressvpn.com/lexpod and use code LexPod to get 3 months free
- ROKA: https://roka.com/ and use code LEX to get 20% off your first order
- Athletic Greens: https://athleticgreens.com/lex and use code LEX to get 1 month of fish oil

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
Apple Podcasts: https://apple.co/2lwqZIr
Spotify: https://spoti.fi/2nEwCF8
RSS: https://lexfridman.com/feed/podcast/
Full episodes playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4
Clips playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOeciFP3CBCIEElOJeitOr41

OUTLINE:
0:00 - Introduction
2:08 - Aliens
16:14 - What is life?
23:56 - Assembly theory
46:24 - Math
58:06 - Communication with aliens
1:22:59 - Evolution of the universe
1:32:17 - Creating alien life
1:39:50 - Origin of life
1:46:50 - Before the Big Bang
1:53:43 - God
2:04:00 - Goal-directed behavior
2:21:58 - Time
2:30:15 - Free will and imagination
2:45:27 - UFO sightings
2:50:27 - Alien life forms debate
3:05:35 - Robots
3:14:50 - Love and emotion
3:33:16 - Beauty in science
3:43:27 - Random questions
3:52:51 - Advice for young people
3:56:09 - Life on Earth
4:00:33 - Memory

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