Sara Walker is an astrobiologist and theoretical physicist interested in the origin of life. Please support this podcast by checking out our sponsors: – Athletic Greens: https://athleticgreens.com/lex and use code LEX to get 1 month of fish oil – NetSuite: http://netsuite.com/lex to get free product tour – Blinkist: https://blinkist.com/lex and use code LEX to get 25% off premium – Magic Spoon: https://magicspoon.com/lex and use code LEX to get $5 off EPISODE LINKS: Sara’s Twitter: https://twitter.com/Sara_Imari Sara’s Website: http://emergence.asu.edu/ 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: