#279 – Alien Debate: Sara Walker and Lee Cronin

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