Anna Frebel is an astronomer and astrophysicist at MIT. Please support this podcast by checking out our sponsors: – Hexclad Cookware: https://hexclad.com/lex and use code LEX to get 10% off – Numerai: https://numer.ai/lex – House of Macadamias: https://houseofmacadamias.com/lex and use code LEX to get 20% off your first order EPISODE LINKS: Anna’s Twitter: https://twitter.com/annafrebel Anna’s Instagram: https://instagram.com/annafrebel Anna’s Book – Searching for the Oldest Stars: https://amzn.to/3pi2Ci6 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 (05:26) – First elements (12:35) – Milky Way (16:11) – Alien worlds (19:16) – Protogalaxies (24:29) – Black holes (29:27) – Stellar archeology (38:42) – Oldest stars (46:32) – Metal-poor stars (1:02:05) – Neutron capture (1:07:01) – Neutron stars (1:12:30) – Dwarf galaxies (1:17:10) – Star observation (1:45:27) – James Webb Space Telescope (1:51:17) – Future of space observation (1:54:26) – Age of the universe (2:07:34) – Most beautiful idea in astronomy (2:11:23) – Advice for young people (2:20:17) – Meaning of life