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#279 – Alien Debate: Sara Walker and Lee Cronin

Lex Fridman Podcast

Conversations that explore technology, history, philosophy, physics, mathematics, biology, chemistry, engineering, AI, robotics, programming, music, film, art, sports, psychology, neuroscience, geopolitics, business, economics, religion, astronomy, and the human condition with people from all walks of life.

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/
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
(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

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: <a href="https://uncruise.com/pages/lex">https://uncruise.com/pages/lex</a> 
– Linode: <a href="https://linode.com/lex">https://linode.com/lex</a> to get $100 free credit 
– ExpressVPN: <a href="https://expressvpn.com/lexpod">https://expressvpn.com/lexpod</a> and use code LexPod to get 3 months free 
– ROKA: <a href="https://roka.com/">https://roka.com/</a> and use code LEX to get 20% off your first order 
– Athletic Greens: <a href="https://athleticgreens.com/lex">https://athleticgreens.com/lex</a> and use code LEX to get 1 month of fish oil
EPISODE LINKS: 
Sara’s Twitter: <a href="https://twitter.com/Sara_Imari">https://twitter.com/Sara_Imari</a> 
Sara’s Website: <a href="http://emergence.asu.edu">http://emergence.asu.edu</a> 
Lee’s Twitter: <a href="https://twitter.com/leecronin">https://twitter.com/leecronin</a> 
Lee’s Website: <a href="https://www.chem.gla.ac.uk/cronin">https://www.chem.gla.ac.uk/cronin</a> 
Chemify’s Website: <a href="https://chemify.io">https://chemify.io</a>
PODCAST INFO: 
Podcast website: <a href="https://lexfridman.com/podcast">https://lexfridman.com/podcast</a> 
Apple Podcasts: <a href="https://apple.co/2lwqZIr">https://apple.co/2lwqZIr</a> 
Spotify: <a href="https://open.spotify.com/show/2MAi0BvDc6GTFvKFPXnkCL">https://open.spotify.com/show/2MAi0BvDc6GTFvKFPXnkCL</a> 
RSS: <a href="https://lexfridman.com/feed/podcast/">https://lexfridman.com/feed/podcast/</a> 
YouTube Full Episodes: <a href="https://youtube.com/lexfridman">https://youtube.com/lexfridman</a> 
YouTube Clips: <a href="https://youtube.com/lexclips">https://youtube.com/lexclips</a>
SUPPORT & CONNECT: 
– Check out the sponsors above, it’s the best way to support this podcast 
– Support on Patreon: <a href="https://www.patreon.com/lexfridman">https://www.patreon.com/lexfridman</a> 
– Twitter: <a href="https://twitter.com/lexfridman">https://twitter.com/lexfridman</a> 
– Instagram: <a href="https://www.instagram.com/lexfridman">https://www.instagram.com/lexfridman</a> 
– LinkedIn: <a href="https://www.linkedin.com/in/lexfridman">https://www.linkedin.com/in/lexfridman</a> 
– Facebook: <a href="https://www.facebook.com/lexfridman">https://www.facebook.com/lexfridman</a> 
– Medium: <a href="https://medium.com/@lexfridman">https://medium.com/@lexfridman</a>
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

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#279 – Alien Debate: Sara Walker and Lee Cronin

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