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