Tim Urban is the author and illustrator of the popular blog ‘Wait But Why’. Please support this podcast by checking out our sponsors: – Audible: https://audible.com/lex to get $9.95 a month for 6 months – Paperspace: https://gradient.run/lex to get $15 credit – Coinbase: https://coinbase.com/lex to get $5 in free Bitcoin – InsideTracker: https://insidetracker.com/lex and use code Lex25 to get 25% off – NetSuite: http://netsuite.com/lex to get free product tour EPISODE LINKS: Tim’s Twitter: https://twitter.com/waitbutwhy Tim’s Website: https://waitbutwhy.com Tim’s Instagram: https://instagram.com/timurban 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 (14:54) – Aliens (23:08) – The pencil problem (29:53) – Food abundance (31:57) – Extinction of human civilization (37:15) – Future politics of Mars (44:15) – SpaceX (50:15) – Elon Musk (1:15:43) – Nuclear power (1:20:09) – The higher mind (1:24:53) – Echo chambers and idea labs (1:28:05) – How our brain processes film and music (1:31:19) – Neuralink (1:39:33) – Future of physical interactions (1:43:44) – AI (1:51:04) – Free speech (1:55:07) – How to read more (2:01:49) – Spaced repetition (2:05:52) – Procrastination (2:32:44) – Goals for the future (2:38:02) – Meaning of life