Lex Fridman

The Rise and Fall of the Roman Empire and the Byzantine Empire | Lex Fridman Podcast #498

30 jun 2026

Anthony Kaldellis is a historian of the Roman Empire and author of "The New Roman Empire", a comprehensive history of the Byzantine Empire (Eastern Roman Empire). Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep498-sb See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. *Transcript:* https://lexfridman.com/anthony-kaldellis-transcript *CONTACT LEX:* *Feedback* - give feedback to Lex: https://lexfridman.com/survey *AMA* - submit questions, videos or call-in: https://lexfridman.com/ama *Hiring* - join our team: https://lexfridman.com/hiring *Other* - other ways to get in touch: https://lexfridman.com/contact *EPISODE LINKS:* Anthony's Books: https://amzn.to/49AX7Q1 Anthony's Publications: https://kaldellispublications.weebly.com Anthony's University of Chicago page: https://classics.uchicago.edu/people/anthony-kaldellis The New Roman Empire (book): https://amzn.to/3PTFTqk Streams of Gold (book): https://amzn.to/4fgRMRq Byzantium & Friends Podcast: https://byzantiumandfriends.podbean.com/ The History of Byzantium Podcast: https://thehistoryofbyzantium.com/ *SPONSORS:* To support this podcast, check out our sponsors & get discounts: *Upwork:* Platform for hiring freelancers. Go to https://lexfridman.com/s/upwork-ep498-sb *Fin:* AI agent for customer service. Go to https://lexfridman.com/s/fin-ep498-sb *BetterHelp:* Online therapy and counseling. Go to https://lexfridman.com/s/betterhelp-ep498-sb *LMNT:* Zero-sugar electrolyte drink mix. Go to https://lexfridman.com/s/lmnt-ep498-sb *Shopify:* Sell stuff online. Go to https://lexfridman.com/s/shopify-ep498-sb *Perplexity:* AI-powered answer engine. Go to https://lexfridman.com/s/perplexity-ep498-sb *OUTLINE:* 0:00 - Episode highlight 1:24 - Introduction 1:51 - The Roman Empire and the Byzantine Empire 5:49 - 2,200 Years of Roman History 26:12 - Power, violence, and civil war 47:27 - Edict of Caracalla 1:00:23 - Crisis of the Third Century 1:14:52 - Constantine and the new Roman Empire 1:26:53 - Christianity in the Roman Empire 1:52:21 - Fall of the Western Roman Empire 2:05:17 - Eunuchs, Taxes, and Power 2:30:24 - Emperor Justinian and wars of conquest 2:47:26 - The Arab conquests 3:07:01 - Why the Roman empire survived so long 3:33:08 - Lessons from history *PODCAST LINKS:* - Podcast Website: https://lexfridman.com/podcast - Apple Podcasts: https://apple.co/2lwqZIr - Spotify: https://spoti.fi/2nEwCF8 - RSS: https://lexfridman.com/feed/podcast/ - Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 - Clips Channel: https://www.youtube.com/lexclips *SOCIAL LINKS:* - X: https://x.com/lexfridman - Instagram: https://instagram.com/lexfridman - TikTok: https://tiktok.com/@lexfridman - LinkedIn: https://linkedin.com/in/lexfridman - Facebook: https://facebook.com/lexfridman - Patreon: https://patreon.com/lexfridman - Telegram: https://t.me/lexfridman - Reddit: https://reddit.com/r/lexfridman

Biggest Mysteries in Physics: Antimatter, Dark Energy & ToE - Don Lincoln | Lex Fridman Podcast #497

29 may 2026

Don Lincoln is a particle physicist at Fermilab who has spent decades working at the frontiers of high energy physics. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep497-sb See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. *Transcript:* https://lexfridman.com/don-lincoln-transcript *CONTACT LEX:* *Feedback* - give feedback to Lex: https://lexfridman.com/survey *AMA* - submit questions, videos or call-in: https://lexfridman.com/ama *Hiring* - join our team: https://lexfridman.com/hiring *Other* - other ways to get in touch: https://lexfridman.com/contact *EPISODE LINKS:* Don's Facebook: https://facebook.com/Dr.Don.Lincoln/ Don's Website: https://drdonlincoln.com/ Don's LinkedIn: https://bit.ly/4nHeNiF Don's YouTube Playlist: https://bit.ly/3PCIW67 Don's X: https://x.com/DrDonLincoln Don's Books: https://amzn.to/4uYbkOZ Don's Great Courses: https://shop.thegreatcourses.com/don-lincoln Don's Audible: https://adbl.co/4wGioRV Fermilab's YouTube: https://www.youtube.com/fermilab Fermilab's Website: https://www.fnal.gov/ Fermilab's X: https://x.com/fermilab *SPONSORS:* To support this podcast, check out our sponsors & get discounts: *Upwork:* Platform for hiring freelancers. Go to https://lexfridman.com/s/upwork-ep497-sb *Larridin:* Measure AI adoption in your business. Go to https://lexfridman.com/s/larridin-ep497-sb *Fin:* AI agent for customer service. Go to https://lexfridman.com/s/fin-ep497-sb *LMNT:* Zero-sugar electrolyte drink mix. Go to https://lexfridman.com/s/lmnt-ep497-sb *Shopify:* Sell stuff online. Go to https://lexfridman.com/s/shopify-ep497-sb *Perplexity:* AI-powered answer engine. Go to https://lexfridman.com/s/perplexity-ep497-sb *OUTLINE:* 0:00 - Introduction 0:49 - Unifying the laws of nature 15:20 - Einstein, special relativity, and general relativity 32:27 - Electroweak force 44:09 - How particle colliders work 1:02:12 - Higgs boson discovery 1:12:32 - Theory of everything 1:42:17 - Physics of empty space 1:49:41 - Antimatter 2:10:31 - Dark energy 2:14:20 - Dark matter 2:42:56 - Future of physics *PODCAST LINKS:* - Podcast Website: https://lexfridman.com/podcast - Apple Podcasts: https://apple.co/2lwqZIr - Spotify: https://spoti.fi/2nEwCF8 - RSS: https://lexfridman.com/feed/podcast/ - Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 - Clips Channel: https://www.youtube.com/lexclips *SOCIAL LINKS:* - X: https://x.com/lexfridman - Instagram: https://instagram.com/lexfridman - TikTok: https://tiktok.com/@lexfridman - LinkedIn: https://linkedin.com/in/lexfridman - Facebook: https://facebook.com/lexfridman - Patreon: https://patreon.com/lexfridman - Telegram: https://t.me/lexfridman - Reddit: https://reddit.com/r/lexfridman

FFmpeg: The Incredible Technology Behind Video on the Internet | Lex Fridman Podcast #496

6 may 2026

Jean-Baptiste Kempf is lead developer of VLC and president of VideoLAN. Kieran Kunhya is a longtime FFmpeg contributor, codec engineer, and the person behind the now-infamous FFmpeg account on X. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep496-sb See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. *Transcript:* https://lexfridman.com/ffmpeg-transcript *CONTACT LEX:* *Feedback* - give feedback to Lex: https://lexfridman.com/survey *AMA* - submit questions, videos or call-in: https://lexfridman.com/ama *Hiring* - join our team: https://lexfridman.com/hiring *Other* - other ways to get in touch: https://lexfridman.com/contact *EPISODE LINKS:* FFmpeg on X: https://x.com/FFmpeg FFmpeg: https://ffmpeg.org/ VideoLAN (VLC): https://www.videolan.org/ VideoLAN on X: https://x.com/videolan Jean-Baptiste's Website: https://jbkempf.com/ Jean-Baptiste's LinkedIn: https://www.linkedin.com/in/jbkempf/ Jean-Baptiste's GitHub: https://github.com/jbkempf Kieran's X: https://x.com/kierank_ Kieran's LinkedIn: https://bit.ly/3OORhmC Kieran's GitHub: https://github.com/kierank *SPONSORS:* To support this podcast, check out our sponsors & get discounts: *Larridin:* Measure AI adoption in your business. Go to https://lexfridman.com/s/larridin-ep496-sb *Blitzy:* AI agent for large enterprise codebases. Go to https://lexfridman.com/s/blitzy-ep496-sb *BetterHelp:* Online therapy and counseling. Go to https://lexfridman.com/s/betterhelp-ep496-sb *Fin:* AI agent for customer service. Go to https://lexfridman.com/s/fin-ep496-sb *LMNT:* Zero-sugar electrolyte drink mix. Go to https://lexfridman.com/s/lmnt-ep496-sb *Perplexity:* AI-powered answer engine. Go to https://lexfridman.com/s/perplexity-ep496-sb *OUTLINE:* 0:00 - Episode highlight 2:17 - Introduction 5:35 - Weirdest things VLC opens 9:59 - How video playback works 19:20 - Video codecs and containers 30:07 - FFmpeg explained 51:07 - Linus Torvalds 55:46 - Turning down millions to keep VLC ad-free 1:10:04 - FFmpeg & Google drama 1:29:18 - FFmpeg developers 1:35:55 - VLC and FFmpeg 1:40:29 - History of FFmpeg 1:43:46 - Reverse engineering codecs 1:57:01 - FFmpeg testing 2:01:08 - Assembly code (handwritten) 2:25:26 - Rust programming language 2:34:42 - FFmpeg and Libav fork 2:43:04 - Open source burnout 2:50:51 - x264 and internet video 3:04:07 - Video compression basics 3:11:04 - CIA and fake VLC 3:21:39 - Ultra low latency streaming 3:39:07 - AV2 codec and video patents 3:48:59 - VLC backdoors 3:59:14 - Video archiving 4:05:51 - Future of FFmpeg and VLC *PODCAST LINKS:* - Podcast Website: https://lexfridman.com/podcast - Apple Podcasts: https://apple.co/2lwqZIr - Spotify: https://spoti.fi/2nEwCF8 - RSS: https://lexfridman.com/feed/podcast/ - Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 - Clips Channel: https://www.youtube.com/lexclips *SOCIAL LINKS:* - X: https://x.com/lexfridman - Instagram: https://instagram.com/lexfridman - TikTok: https://tiktok.com/@lexfridman - LinkedIn: https://linkedin.com/in/lexfridman - Facebook: https://facebook.com/lexfridman - Patreon: https://patreon.com/lexfridman - Telegram: https://t.me/lexfridman - Reddit: https://reddit.com/r/lexfridman

Vikings, Ragnar, Berserkers, Valhalla & the Warriors of the Viking Age | Lex Fridman Podcast #495

9 abr 2026

Lars Brownworth is a historian, teacher, podcaster, and author specializing in Viking history, medieval Europe, and the Byzantine Empire. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep495-sb See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. *Transcript:* https://lexfridman.com/lars-brownworth-transcript *CONTACT LEX:* *Feedback* - give feedback to Lex: https://lexfridman.com/survey *AMA* - submit questions, videos or call-in: https://lexfridman.com/ama *Hiring* - join our team: https://lexfridman.com/hiring *Other* - other ways to get in touch: https://lexfridman.com/contact *EPISODE LINKS:* Lars's Website: https://larsbrownworth.com/ The Sea Wolves (book): https://www.amazon.com/Sea-Wolves-History-Vikings/dp/1909979120 Lars's Books: https://amzn.to/4sHY0xw 12 Byzantine Rulers Podcast : https://12byzantinerulers.com/ Norman Centuries Podcast: https://apple.co/4sgSxNi *SPONSORS:* To support this podcast, check out our sponsors & get discounts: *Larridin:* Measure AI adoption in your business. Go to https://lexfridman.com/s/larridin-ep495-sb *BetterHelp:* Online therapy and counseling. Go to https://lexfridman.com/s/betterhelp-ep495-sb *LMNT:* Zero-sugar electrolyte drink mix. Go to https://lexfridman.com/s/lmnt-ep495-sb *Fin:* AI agent for customer service. Go to https://lexfridman.com/s/fin-ep495-sb *Shopify:* Sell stuff online. Go to https://lexfridman.com/s/shopify-ep495-sb *Perplexity:* AI-powered answer engine. Go to https://lexfridman.com/s/perplexity-ep495-sb *OUTLINE:* 0:00 - Episode highlight 1:17 - Introduction 2:37 - The start of the Viking Age 12:30 - Viking military strategy, tactics & technology 26:13 - Ragnar Lothbrok 35:40 - The Great Heathen Army 40:23 - Rollo and Normandy 50:34 - Viking religion and Valhalla 1:01:06 - Viking explorers 1:06:13 - Vikings in North America 1:19:35 - Vikings in the East 1:39:14 - Byzantine Empire 1:47:57 - History and human nature *PODCAST LINKS:* - Podcast Website: https://lexfridman.com/podcast - Apple Podcasts: https://apple.co/2lwqZIr - Spotify: https://spoti.fi/2nEwCF8 - RSS: https://lexfridman.com/feed/podcast/ - Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 - Clips Channel: https://www.youtube.com/lexclips *SOCIAL LINKS:* - X: https://x.com/lexfridman - Instagram: https://instagram.com/lexfridman - TikTok: https://tiktok.com/@lexfridman - LinkedIn: https://linkedin.com/in/lexfridman - Facebook: https://facebook.com/lexfridman - Patreon: https://patreon.com/lexfridman - Telegram: https://t.me/lexfridman - Reddit: https://reddit.com/r/lexfridman

Jensen Huang: NVIDIA - The $4 Trillion Company & the AI Revolution | Lex Fridman Podcast #494

23 mar 2026

Jensen Huang is the co-founder and CEO of NVIDIA, the world's most valuable company and the engine powering the AI computing revolution. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep494-sb See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. *Transcript:* https://lexfridman.com/jensen-huang-transcript *CONTACT LEX:* *Feedback* - give feedback to Lex: https://lexfridman.com/survey *AMA* - submit questions, videos or call-in: https://lexfridman.com/ama *Hiring* - join our team: https://lexfridman.com/hiring *Other* - other ways to get in touch: https://lexfridman.com/contact *EPISODE LINKS:* NVIDIA: https://nvidia.com NVIDIA on X: https://x.com/nvidia NVIDIA AI on X: https://x.com/NVIDIAAI NVIDIA on YouTube: https://youtube.com/@NVIDIA NVIDIA on Instagram: https://www.instagram.com/nvidia/ NVIDIA on LinkedIn: https://www.linkedin.com/company/nvidia/ NVIDIA on Facebook: https://www.facebook.com/NVIDIA/ NVIDIA on GitHub: https://github.com/NVIDIA Nemotron: https://developer.nvidia.com/nemotron *SPONSORS:* To support this podcast, check out our sponsors & get discounts: *Perplexity:* AI-powered answer engine. Go to https://lexfridman.com/s/perplexity-ep494-sb *Shopify:* Sell stuff online. Go to https://lexfridman.com/s/shopify-ep494-sb *LMNT:* Zero-sugar electrolyte drink mix. Go to https://lexfridman.com/s/lmnt-ep494-sb *Fin:* AI agent for customer service. Go to https://lexfridman.com/s/fin-ep494-sb *Quo:* Phone system (calls, texts, contacts) for businesses. Go to https://lexfridman.com/s/quo-ep494-sb *OUTLINE:* 0:00 - Introduction 0:33 - Extreme co-design and rack-scale engineering 3:18 - How Jensen runs NVIDIA 22:40 - AI scaling laws 37:40 - Biggest blockers to AI scaling laws 39:23 - Supply chain 41:18 - Memory 47:24 - Power 52:43 - Elon and Colossus 56:11 - Jensen's approach to engineering and leadership 1:01:37 - China 1:09:50 - TSMC and Taiwan 1:15:04 - NVIDIA's moat 1:20:41 - AI data centers in space 1:24:30 - Will NVIDIA be worth $10 trillion? 1:34:39 - Leadership under pressure 1:48:25 - Video games 1:55:16 - AGI timeline 1:57:29 - Future of programming 2:11:01 - Consciousness 2:17:22 - Mortality *PODCAST LINKS:* - Podcast Website: https://lexfridman.com/podcast - Apple Podcasts: https://apple.co/2lwqZIr - Spotify: https://spoti.fi/2nEwCF8 - RSS: https://lexfridman.com/feed/podcast/ - Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 - Clips Channel: https://www.youtube.com/lexclips *SOCIAL LINKS:* - X: https://x.com/lexfridman - Instagram: https://instagram.com/lexfridman - TikTok: https://tiktok.com/@lexfridman - LinkedIn: https://linkedin.com/in/lexfridman - Facebook: https://facebook.com/lexfridman - Patreon: https://patreon.com/lexfridman - Telegram: https://t.me/lexfridman - Reddit: https://reddit.com/r/lexfridman

Jeff Kaplan: World of Warcraft, Overwatch, Blizzard, and Future of Gaming | Lex Fridman Podcast #493

11 mar 2026

Jeff Kaplan is a legendary Blizzard lead game designer of World of Warcraft and Overwatch, now preparing to launch a new game, The Legend of California, from his new studio Kintsugiyama - available to wishlist on Steam today, with alpha later in March. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep493-sb See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. *Transcript:* https://lexfridman.com/jeff-kaplan-transcript *CONTACT LEX:* *Feedback* - give feedback to Lex: https://lexfridman.com/survey *AMA* - submit questions, videos or call-in: https://lexfridman.com/ama *Hiring* - join our team: https://lexfridman.com/hiring *Other* - other ways to get in touch: https://lexfridman.com/contact *EPISODE LINKS:* The Legend of California (Steam Page): https://store.steampowered.com/app/2550530/The_Legend_of_California Jeff's Game Studio: https://www.kintsugiyama.com/ *SPONSORS:* To support this podcast, check out our sponsors & get discounts: *Fin:* AI agent for customer service. Go to https://lexfridman.com/s/fin-ep493-sb *Blitzy:* AI agent for large enterprise codebases. Go to https://lexfridman.com/s/blitzy-ep493-sb *BetterHelp:* Online therapy and counseling. Go to https://lexfridman.com/s/betterhelp-ep493-sb *Shopify:* Sell stuff online. Go to https://lexfridman.com/s/shopify-ep493-sb *CodeRabbit:* AI-powered code reviews. Go to https://lexfridman.com/s/coderabbit-ep493-sb *Perplexity:* AI-powered answer engine. Go to https://lexfridman.com/s/perplexity-ep493-sb *OUTLINE:* 0:00 - Episode highlight 1:27 - Introduction 4:07 - Early games: Pac-Man, Zork, Doom, Quake 18:33 - Writing career - 170 rejection letters 34:06 - EverQuest obsession 47:04 - Getting hired at Blizzard 1:02:32 - Lowest point in Jeff's life 1:08:37 - One of Us 1:12:54 - Early Blizzard culture 1:32:36 - Building World of Warcraft 1:50:20 - How WoW changed video games 2:07:42 - Single-player vs Multi-player 2:28:35 - How Blizzard made great video games 2:54:25 - Online toxicity 3:01:59 - Why Titan failed 3:19:09 - Overwatch in six weeks 3:46:07 - Best Overwatch heroes 3:54:37 - The challenge of matchmaking 3:58:01 - Rust 4:08:22 - Why Jeff left Blizzard 4:30:35 - Diablo IV 4:32:03 - Getting back to making video games 4:40:59 - The Legend of California 4:54:44 - Greatest video game of all time 5:02:51 - AI and future of video games *PODCAST LINKS:* - Podcast Website: https://lexfridman.com/podcast - Apple Podcasts: https://apple.co/2lwqZIr - Spotify: https://spoti.fi/2nEwCF8 - RSS: https://lexfridman.com/feed/podcast/ - Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 - Clips Channel: https://www.youtube.com/lexclips *SOCIAL LINKS:* - X: https://x.com/lexfridman - Instagram: https://instagram.com/lexfridman - TikTok: https://tiktok.com/@lexfridman - LinkedIn: https://linkedin.com/in/lexfridman - Facebook: https://facebook.com/lexfridman - Patreon: https://patreon.com/lexfridman - Telegram: https://t.me/lexfridman - Reddit: https://reddit.com/r/lexfridman

Rick Beato: Greatest Guitarists of All Time, History & Future of Music | Lex Fridman Podcast #492

1 mar 2026

Rick Beato is a music educator, interviewer, producer, songwriter, and a true multi-instrument musician, playing guitar, bass, cello & piano. His incredible YouTube channel celebrates great musicians & musical ideas, and helps millions of people fall in love with great music all over again. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep492-sb See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. *Transcript:* https://lexfridman.com/rick-beato-transcript *CONTACT LEX:* *Feedback* - give feedback to Lex: https://lexfridman.com/survey *AMA* - submit questions, videos or call-in: https://lexfridman.com/ama *Hiring* - join our team: https://lexfridman.com/hiring *Other* - other ways to get in touch: https://lexfridman.com/contact *EPISODE LINKS:* Rick's YouTube: https://youtube.com/RickBeato Rick's X: https://x.com/rickbeato Rick's Instagram: https://instagram.com/rickbeato1 Rick's Website: https://rickbeato.com Rick's Ear Training: https://beatoeartraining.com The Beato Book: https://beatobook.com *SPONSORS:* To support this podcast, check out our sponsors & get discounts: *UPLIFT Desk:* Standing desks and office ergonomics. Go to https://lexfridman.com/s/uplift_desk-ep492-sb *BetterHelp:* Online therapy and counseling. Go to https://lexfridman.com/s/betterhelp-ep492-sb *LMNT:* Zero-sugar electrolyte drink mix. Go to https://lexfridman.com/s/lmnt-ep492-sb *Fin:* AI agent for customer service. Go to https://lexfridman.com/s/fin-ep492-sb *Shopify:* Sell stuff online. Go to https://lexfridman.com/s/shopify-ep492-sb *Perplexity:* AI-powered answer engine. Go to https://lexfridman.com/s/perplexity-ep492-sb *OUTLINE:* 0:00 - Introduction 0:44 - Guitar solos 4:43 - Gypsy jazz and Django Reinhardt 6:14 - Bebop jazz 10:27 - Perfect pitch vs relative pitch 15:04 - Learning to play guitar 38:34 - Miles Davis 44:01 - Bass guitar 45:08 - Greatest guitar solos of all time 1:14:23 - 27 Club 1:19:04 - Elton John 1:22:18 - Metallica 1:26:48 - Tom Waits 1:32:39 - Greatest rock stars 1:36:02 - Beethoven 1:42:37 - Bach 1:45:27 - AI in music 1:59:18 - Sabrina Carpenter 2:02:49 - YouTube copyright strikes 2:08:26 - Spotify 2:19:18 - Guitars 2:23:40 - Advice *PODCAST LINKS:* - Podcast Website: https://lexfridman.com/podcast - Apple Podcasts: https://apple.co/2lwqZIr - Spotify: https://spoti.fi/2nEwCF8 - RSS: https://lexfridman.com/feed/podcast/ - Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 - Clips Channel: https://www.youtube.com/lexclips *SOCIAL LINKS:* - X: https://x.com/lexfridman - Instagram: https://instagram.com/lexfridman - TikTok: https://tiktok.com/@lexfridman - LinkedIn: https://linkedin.com/in/lexfridman - Facebook: https://facebook.com/lexfridman - Patreon: https://patreon.com/lexfridman - Telegram: https://t.me/lexfridman - Reddit: https://reddit.com/r/lexfridman

Khabib vs Lex: Training with Khabib | FULL EXCLUSIVE FOOTAGE

25 feb 2026

In this video I'm training with Khabib Nurmagomedov, one of the greatest fighters of all time and a great human being. This was truly an honor for me 🙏 Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/mv577-sb See below for timestamps, and to give feedback, submit questions, contact Lex, etc. *CONTACT LEX:* *Feedback* - give feedback to Lex: https://lexfridman.com/survey *AMA* - submit questions, videos or call-in: https://lexfridman.com/ama *Hiring* - join our team: https://lexfridman.com/hiring *Other* - other ways to get in touch: https://lexfridman.com/contact *EPISODE LINKS:* Khabib's Instagram: https://www.instagram.com/khabib_nurmagomedov/ Khabib's YouTube: https://www.youtube.com/@KhabibTheEagle Khabib's X: https://x.com/TeamKhabib Khabib's Telegram: https://t.me/khabib_nurmagomedov Khabib's Facebook: https://facebook.com/KhabibTheEagle Dominance MMA: https://dominancemma.com/ UFC PI: https://www.ufcpi.com/ *SPONSORS:* To support this podcast, check out our sponsors & get discounts: *LMNT:* Zero-sugar electrolyte drink mix. Go to https://lexfridman.com/s/lmnt-mv577-sb *OUTLINE:* 0:00 - Training with Khabib Nurmagomedov 1:18 - Lex training with Khabib - Round 1 9:11 - Khabib vs Glover Teixeira 9:45 - Lex training with Khabib - Round 2 18:09 - Khabib training philosophy *PODCAST LINKS:* - Podcast Website: https://lexfridman.com/podcast - Apple Podcasts: https://apple.co/2lwqZIr - Spotify: https://spoti.fi/2nEwCF8 - RSS: https://lexfridman.com/feed/podcast/ - Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 - Clips Channel: https://www.youtube.com/lexclips *SOCIAL LINKS:* - X: https://x.com/lexfridman - Instagram: https://instagram.com/lexfridman - TikTok: https://tiktok.com/@lexfridman - LinkedIn: https://linkedin.com/in/lexfridman - Facebook: https://facebook.com/lexfridman - Patreon: https://patreon.com/lexfridman - Telegram: https://t.me/lexfridman - Reddit: https://reddit.com/r/lexfridman

OpenClaw: The Viral AI Agent that Broke the Internet - Peter Steinberger | Lex Fridman Podcast #491

12 feb 2026

Peter Steinberger is the creator of OpenClaw, an open-source AI agent framework that's the fastest-growing project in GitHub history. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep491-sb See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. *Transcript:* https://lexfridman.com/peter-steinberger-transcript *CONTACT LEX:* *Feedback* - give feedback to Lex: https://lexfridman.com/survey *AMA* - submit questions, videos or call-in: https://lexfridman.com/ama *Hiring* - join our team: https://lexfridman.com/hiring *Other* - other ways to get in touch: https://lexfridman.com/contact *EPISODE LINKS:* Peter's X: https://x.com/steipete Peter's GitHub: https://github.com/steipete Peter's Website: https://steipete.com Peter's LinkedIn: https://www.linkedin.com/in/steipete OpenClaw Website: https://openclaw.ai OpenClaw GitHub: https://github.com/openclaw/openclaw OpenClaw Discord: https://discord.gg/openclaw *SPONSORS:* To support this podcast, check out our sponsors & get discounts: *Perplexity:* AI-powered answer engine. Go to https://lexfridman.com/s/perplexity-ep491-sb *Quo:* Phone system (calls, texts, contacts) for businesses. Go to https://lexfridman.com/s/quo-ep491-sb *CodeRabbit:* AI-powered code reviews. Go to https://lexfridman.com/s/coderabbit-ep491-sb *Fin:* AI agent for customer service. Go to https://lexfridman.com/s/fin-ep491-sb *Blitzy:* AI agent for large enterprise codebases. Go to https://lexfridman.com/s/blitzy-ep491-sb *Shopify:* Sell stuff online. Go to https://lexfridman.com/s/shopify-ep491-sb *LMNT:* Zero-sugar electrolyte drink mix. Go to https://lexfridman.com/s/lmnt-ep491-sb *OUTLINE:* 0:00 - Episode highlight 1:30 - Introduction 5:36 - OpenClaw origin story 8:55 - Mind-blowing moment 18:22 - Why OpenClaw went viral 22:19 - Self-modifying AI agent 27:04 - Name-change drama 44:15 - Moltbook saga 52:34 - OpenClaw security concerns 1:01:14 - How to code with AI agents 1:32:09 - Programming setup 1:38:52 - GPT Codex 5.3 vs Claude Opus 4.6 1:47:59 - Best AI agent for programming 2:09:59 - Life story and career advice 2:13:56 - Money and happiness 2:17:49 - Acquisition offers from OpenAI and Meta 2:34:58 - How OpenClaw works 2:46:17 - AI slop 2:52:20 - AI agents will replace 80% of apps 3:00:57 - Will AI replace programmers? 3:12:57 - Future of OpenClaw community *PODCAST LINKS:* - Podcast Website: https://lexfridman.com/podcast - Apple Podcasts: https://apple.co/2lwqZIr - Spotify: https://spoti.fi/2nEwCF8 - RSS: https://lexfridman.com/feed/podcast/ - Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 - Clips Channel: https://www.youtube.com/lexclips *SOCIAL LINKS:* - X: https://x.com/lexfridman - Instagram: https://instagram.com/lexfridman - TikTok: https://tiktok.com/@lexfridman - LinkedIn: https://linkedin.com/in/lexfridman - Facebook: https://facebook.com/lexfridman - Patreon: https://patreon.com/lexfridman - Telegram: https://t.me/lexfridman - Reddit: https://reddit.com/r/lexfridman

State of AI in 2026: LLMs, Coding, Scaling Laws, China, Agents, GPUs, AGI | Lex Fridman Podcast #490

31 ene 2026

Nathan Lambert and Sebastian Raschka are machine learning researchers, engineers, and educators. Nathan is the post-training lead at the Allen Institute for AI (Ai2) and the author of The RLHF Book. Sebastian Raschka is the author of Build a Large Language Model (From Scratch) and Build a Reasoning Model (From Scratch). Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep490-sb See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. *Transcript:* https://lexfridman.com/ai-sota-2026-transcript *Correction:* Here's an updated image listing a collection of recent open & closed AI models with some improvements & fixes: https://lexfridman.com/wordpress/wp-content/uploads/2026/01/ai_models_2025.png *CONTACT LEX:* *Feedback* - give feedback to Lex: https://lexfridman.com/survey *AMA* - submit questions, videos or call-in: https://lexfridman.com/ama *Hiring* - join our team: https://lexfridman.com/hiring *Other* - other ways to get in touch: https://lexfridman.com/contact *EPISODE LINKS:* Nathan's X: https://x.com/natolambert Nathan's Blog: https://interconnects.ai Nathan's Website: https://natolambert.com Nathan's YouTube: https://youtube.com/@natolambert Nathan's GitHub: https://github.com/natolambert Nathan's Book: https://rlhfbook.com Sebastian's X: https://x.com/rasbt Sebastian's Blog: https://magazine.sebastianraschka.com Sebastian's Website: https://sebastianraschka.com Sebastian's YouTube: https://youtube.com/@SebastianRaschka Sebastian's GitHub: https://github.com/rasbt Sebastian's Books: Build a Large Language Model (From Scratch): https://manning.com/books/build-a-large-language-model-from-scratch Build a Reasoning Model (From Scratch): https://manning.com/books/build-a-reasoning-model-from-scratch *SPONSORS:* To support this podcast, check out our sponsors & get discounts: *Box:* Intelligent content management platform. Go to https://lexfridman.com/s/box-ep490-sb *Quo:* Phone system (calls, texts, contacts) for businesses. Go to https://lexfridman.com/s/quo-ep490-sb *UPLIFT Desk:* Standing desks and office ergonomics. Go to https://lexfridman.com/s/uplift_desk-ep490-sb *Fin:* AI agent for customer service. Go to https://lexfridman.com/s/fin-ep490-sb *Shopify:* Sell stuff online. Go to https://lexfridman.com/s/shopify-ep490-sb *CodeRabbit:* AI-powered code reviews. Go to https://lexfridman.com/s/coderabbit-ep490-sb *LMNT:* Zero-sugar electrolyte drink mix. Go to https://lexfridman.com/s/lmnt-ep490-sb *Perplexity:* AI-powered answer engine. Go to https://lexfridman.com/s/perplexity-ep490-sb *OUTLINE:* 0:00 - Introduction 1:57 - China vs US: Who wins the AI race? 10:38 - ChatGPT vs Claude vs Gemini vs Grok: Who is winning? 21:38 - Best AI for coding 28:29 - Open Source vs Closed Source LLMs 40:08 - Transformers: Evolution of LLMs since 2019 48:05 - AI Scaling Laws: Are they dead or still holding? 1:04:12 - How AI is trained: Pre-training, Mid-training, and Post-training 1:37:18 - Post-training explained: Exciting new research directions in LLMs 1:58:11 - Advice for beginners on how to get into AI development & research 2:21:03 - Work culture in AI (72+ hour weeks) 2:24:49 - Silicon Valley bubble 2:28:46 - Text diffusion models and other new research directions 2:34:28 - Tool use 2:38:44 - Continual learning 2:44:06 - Long context 2:50:21 - Robotics 2:59:31 - Timeline to AGI 3:06:47 - Will AI replace programmers? 3:25:18 - Is the dream of AGI dying? 3:32:07 - How AI will make money? 3:36:29 - Big acquisitions in 2026 3:41:01 - Future of OpenAI, Anthropic, Google DeepMind, xAI, Meta 3:53:35 - Manhattan Project for AI 4:00:10 - Future of NVIDIA, GPUs, and AI compute clusters 4:08:15 - Future of human civilization *PODCAST LINKS:* - Podcast Website: https://lexfridman.com/podcast - Apple Podcasts: https://apple.co/2lwqZIr - Spotify: https://spoti.fi/2nEwCF8 - RSS: https://lexfridman.com/feed/podcast/ - Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 - Clips Channel: https://www.youtube.com/lexclips *SOCIAL LINKS:* - X: https://x.com/lexfridman - Instagram: https://instagram.com/lexfridman - TikTok: https://tiktok.com/@lexfridman - LinkedIn: https://linkedin.com/in/lexfridman - Facebook: https://facebook.com/lexfridman - Patreon: https://patreon.com/lexfridman - Telegram: https://t.me/lexfridman - Reddit: https://reddit.com/r/lexfridman

Paul Rosolie: Uncontacted Tribes in the Amazon Jungle | Lex Fridman Podcast #489

13 ene 2026

Paul Rosolie is a naturalist, explorer, author of a new book titled Junglekeeper, and is someone who has dedicated his life to protecting the Amazon rainforest. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep489-sb See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. *Transcript:* https://lexfridman.com/paul-rosolie-3-transcript *CONTACT LEX:* *Feedback* - give feedback to Lex: https://lexfridman.com/survey *AMA* - submit questions, videos or call-in: https://lexfridman.com/ama *Hiring* - join our team: https://lexfridman.com/hiring *Other* - other ways to get in touch: https://lexfridman.com/contact *EPISODE LINKS:* Junglekeeper (new book): https://amzn.to/4q7vpAp Paul's Instagram: https://instagram.com/paulrosolie Junglekeepers Website: https://junglekeepers.org Paul's Website: https://paulrosolie.com Mother of God (book): https://amzn.to/3ww2ob1 *SPONSORS:* To support this podcast, check out our sponsors & get discounts: *Perplexity:* AI-powered answer engine. Go to https://lexfridman.com/s/perplexity-ep489-sb *BetterHelp:* Online therapy and counseling. Go to https://lexfridman.com/s/betterhelp-ep489-sb *LMNT:* Zero-sugar electrolyte drink mix. Go to https://lexfridman.com/s/lmnt-ep489-sb *Shopify:* Sell stuff online. Go to https://lexfridman.com/s/shopify-ep489-sb *Fin:* AI agent for customer service. Go to https://lexfridman.com/s/fin-ep489-sb *Miro:* Online collaborative whiteboard platform. Go to https://lexfridman.com/s/miro-ep489-sb *MasterClass:* Online classes from world-class experts. Go to https://lexfridman.com/s/masterclass-ep489-sb *OUTLINE:* 0:00 - Episode highlight 1:08 - Introduction 3:59 - Uncontacted tribes in the Amazon Jungle 11:45 - Intense new encounter 34:51 - Never-before-seen footage of tribe warriors 48:07 - The mysteries of the jungle 1:02:42 - Tribe's diet: Monkeys, turtles, and turtle eggs 1:12:18 - Jane Goodall 1:18:30 - Advice for young people 1:27:44 - Cartel, Narco-traffickers & assassination attempts 1:49:44 - Climbing the giant tree 2:00:42 - Giant anaconda 2:18:00 - Rescuing a spider monkey 2:24:04 - Dangerous animal encounters 2:34:12 - Writing, journaling, and great writer inspirations *PODCAST LINKS:* - Podcast Website: https://lexfridman.com/podcast - Apple Podcasts: https://apple.co/2lwqZIr - Spotify: https://spoti.fi/2nEwCF8 - RSS: https://lexfridman.com/feed/podcast/ - Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 - Clips Channel: https://www.youtube.com/lexclips *SOCIAL LINKS:* - X: https://x.com/lexfridman - Instagram: https://instagram.com/lexfridman - TikTok: https://tiktok.com/@lexfridman - LinkedIn: https://linkedin.com/in/lexfridman - Facebook: https://facebook.com/lexfridman - Patreon: https://patreon.com/lexfridman - Telegram: https://t.me/lexfridman - Reddit: https://reddit.com/r/lexfridman

Infinity, Paradoxes, Gödel Incompleteness & the Mathematical Multiverse | Lex Fridman Podcast #488

31 dic 2025

Joel David Hamkins is a mathematician and philosopher specializing in set theory, the foundations of mathematics, and the nature of infinity, and he's the #1 highest-rated user on MathOverflow. He is also the author of several books, including Proof and the Art of Mathematics and Lectures on the Philosophy of Mathematics. And he has a great blog called Infinitely More. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep488-sb See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. *Transcript:* https://lexfridman.com/joel-david-hamkins-transcript *CONTACT LEX:* *Feedback* - give feedback to Lex: https://lexfridman.com/survey *AMA* - submit questions, videos or call-in: https://lexfridman.com/ama *Hiring* - join our team: https://lexfridman.com/hiring *Other* - other ways to get in touch: https://lexfridman.com/contact *EPISODE LINKS:* Joel's X: https://x.com/JDHamkins Joel's Website: https://jdh.hamkins.org Joel's Substack: https://www.infinitelymore.xyz Joel's MathOverflow: https://mathoverflow.net/users/1946/joel-david-hamkins Joel's Papers: https://jdh.hamkins.org/publications Joel's Books: Lectures on the Philosophy of Mathematics: https://amzn.to/3MThaAt Proof and the Art of Mathematics: https://amzn.to/3YACc9A *SPONSORS:* To support this podcast, check out our sponsors & get discounts: *Perplexity:* AI-powered answer engine. Go to https://lexfridman.com/s/perplexity-ep488-sb *Fin:* AI agent for customer service. Go to https://lexfridman.com/s/fin-ep488-sb *Miro:* Online collaborative whiteboard platform. Go to https://lexfridman.com/s/miro-ep488-sb *CodeRabbit:* AI-powered code reviews. Go to https://lexfridman.com/s/coderabbit-ep488-sb *Chevron:* Reliable energy for data centers. Go to https://lexfridman.com/s/chevron-ep488-sb *Shopify:* Sell stuff online. Go to https://lexfridman.com/s/shopify-ep488-sb *LMNT:* Zero-sugar electrolyte drink mix. Go to https://lexfridman.com/s/lmnt-ep488-sb *MasterClass:* Online classes from world-class experts. Go to https://lexfridman.com/s/masterclass-ep488-sb *OUTLINE:* 0:00 - Introduction 2:17 - Infinity & paradoxes 49:27 - Russell's paradox 1:02:35 - Gödel's incompleteness theorems 1:20:06 - Truth vs proof 1:31:30 - The Halting Problem 1:47:23 - Does infinity exist? 2:04:57 - MathOverflow 2:08:49 - The Continuum Hypothesis 2:18:36 - Hardest problems in mathematics 2:28:03 - Mathematical multiverse 2:46:55 - Surreal numbers 2:57:33 - Conway's Game of Life 2:59:49 - Computability theory 3:09:41 - P vs NP 3:12:58 - Greatest mathematicians in history 3:26:43 - Infinite chess 3:45:01 - Most beautiful idea in mathematics *PODCAST LINKS:* - Podcast Website: https://lexfridman.com/podcast - Apple Podcasts: https://apple.co/2lwqZIr - Spotify: https://spoti.fi/2nEwCF8 - RSS: https://lexfridman.com/feed/podcast/ - Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 - Clips Channel: https://www.youtube.com/lexclips *SOCIAL LINKS:* - X: https://x.com/lexfridman - Instagram: https://instagram.com/lexfridman - TikTok: https://tiktok.com/@lexfridman - LinkedIn: https://linkedin.com/in/lexfridman - Facebook: https://facebook.com/lexfridman - Patreon: https://patreon.com/lexfridman - Telegram: https://t.me/lexfridman - Reddit: https://reddit.com/r/lexfridman

Deciphering Secrets of Ancient Civilizations, Noah's Ark, and Flood Myths | Lex Fridman Podcast #487

12 dic 2025

Irving Finkel is a scholar of ancient languages and a longtime curator at the British Museum, renowned for his expertise in Mesopotamian history and cuneiform writing. He specializes in reading and interpreting cuneiform inscriptions, including tablets from Sumerian, Akkadian, Babylonian, and Assyrian contexts. He became widely known for studying a tablet with a Mesopotamian flood story that predates the biblical Noah narrative, which he presented in his book "The Ark Before Noah" and in a documentary that involved building a circular ark based on the tablet's technical instructions. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep487-sb See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. *Transcript:* https://lexfridman.com/irving-finkel-transcript *CONTACT LEX:* *Feedback* - give feedback to Lex: https://lexfridman.com/survey *AMA* - submit questions, videos or call-in: https://lexfridman.com/ama *Hiring* - join our team: https://lexfridman.com/hiring *Other* - other ways to get in touch: https://lexfridman.com/contact *EPISODE LINKS:* Irving's Instagram: https://www.instagram.com/drirvingfinkel/ The Ark Before Noah (book): https://amzn.to/4j2U0DW Irving Lectures Playlist: https://www.youtube.com/playlist?list=PLYXwZvOwHjVcFUi9iEqirkXRaCUJdXGha British Museum Video Playlist: https://www.youtube.com/playlist?list=PL0LQM0SAx603A6p5EJ9DVcESqQReT7QyK British Museum Website: https://www.britishmuseum.org/ The Great Diary Project: https://thegreatdiaryproject.co.uk/ *SPONSORS:* To support this podcast, check out our sponsors & get discounts: *Shopify:* Sell stuff online. Go to https://lexfridman.com/s/shopify-ep487-sb *Miro:* Online collaborative whiteboard platform. Go to https://lexfridman.com/s/miro-ep487-sb *Chevron:* Reliable energy for data centers. Go to https://lexfridman.com/s/chevron-ep487-sb *LMNT:* Zero-sugar electrolyte drink mix. Go to https://lexfridman.com/s/lmnt-ep487-sb *AG1:* All-in-one daily nutrition drink. Go to https://lexfridman.com/s/ag1-ep487-sb *OUTLINE:* 0:00 - Introduction 0:58 - Origins of human language 7:04 - Cuneiform 14:17 - Controversial theory about Göbekli Tepe 25:29 - How to write and speak Cuneiform 30:48 - Primitive human language 32:31 - Development of writing systems 33:25 - Decipherment of Cuneiform 45:57 - Limits of language 50:56 - Art of translation 56:06 - Gods 1:01:31 - Ghosts 1:11:19 - Ancient flood stories 1:21:26 - Noah's Ark 1:32:49 - The Royal Game of Ur 1:45:48 - British Museum 1:53:13 - Evolution of human civilization *PODCAST LINKS:* - Podcast Website: https://lexfridman.com/podcast - Apple Podcasts: https://apple.co/2lwqZIr - Spotify: https://spoti.fi/2nEwCF8 - RSS: https://lexfridman.com/feed/podcast/ - Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 - Clips Channel: https://www.youtube.com/lexclips *SOCIAL LINKS:* - X: https://x.com/lexfridman - Instagram: https://instagram.com/lexfridman - TikTok: https://tiktok.com/@lexfridman - LinkedIn: https://linkedin.com/in/lexfridman - Facebook: https://facebook.com/lexfridman - Patreon: https://patreon.com/lexfridman - Telegram: https://t.me/lexfridman - Reddit: https://reddit.com/r/lexfridman

Michael Levin: Hidden Reality of Alien Intelligence & Biological Life | Lex Fridman Podcast #486

30 nov 2025

Michael Levin is a biologist at Tufts University working on novel ways to understand and control complex pattern formation in biological systems. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep486-sb See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. *Transcript:* https://lexfridman.com/michael-levin-2-transcript *CONTACT LEX:* *Feedback* - give feedback to Lex: https://lexfridman.com/survey *AMA* - submit questions, videos or call-in: https://lexfridman.com/ama *Hiring* - join our team: https://lexfridman.com/hiring *Other* - other ways to get in touch: https://lexfridman.com/contact *EPISODE LINKS:* Michael Levin's X: https://x.com/drmichaellevin Michael Levin's Website: https://drmichaellevin.org Michael Levin's Papers: https://drmichaellevin.org/publications/ - Biological Robots: https://arxiv.org/abs/2207.00880 - Classical Sorting Algorithms: https://arxiv.org/abs/2401.05375 - Aging as a Morphostasis Defect: https://pubmed.ncbi.nlm.nih.gov/38636560/ - TAME: https://arxiv.org/abs/2201.10346 - Synthetic Living Machines: https://www.science.org/doi/10.1126/scirobotics.abf1571 *SPONSORS:* To support this podcast, check out our sponsors & get discounts: *Shopify:* Sell stuff online. Go to https://lexfridman.com/s/shopify-ep486-sb *CodeRabbit:* AI-powered code reviews. Go to https://lexfridman.com/s/coderabbit-ep486-sb *LMNT:* Zero-sugar electrolyte drink mix. Go to https://lexfridman.com/s/lmnt-ep486-sb *UPLIFT Desk:* Standing desks and office ergonomics. Go to https://lexfridman.com/s/uplift_desk-ep486-sb *Miro:* Online collaborative whiteboard platform. Go to https://lexfridman.com/s/miro-ep486-sb *MasterClass:* Online classes from world-class experts. Go to https://lexfridman.com/s/masterclass-ep486-sb *OUTLINE:* 0:00 - Introduction 0:44 - Biological intelligence 9:17 - Living vs non-living organisms 14:30 - Origin of life 18:15 - The search for alien life (on Earth) 51:19 - Creating life in the lab - Xenobots and Anthrobots 1:04:21 - Memories and ideas are living organisms 1:18:02 - Reality is an illusion: The brain is an interface to a hidden reality 2:03:48 - Unexpected intelligence of sorting algorithms 2:29:26 - Can aging be reversed? 2:33:17 - Mind uploading 2:51:57 - Alien intelligence 3:06:52 - Advice for young people 3:13:21 - Questions for AGI *PODCAST LINKS:* - Podcast Website: https://lexfridman.com/podcast - Apple Podcasts: https://apple.co/2lwqZIr - Spotify: https://spoti.fi/2nEwCF8 - RSS: https://lexfridman.com/feed/podcast/ - Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 - Clips Channel: https://www.youtube.com/lexclips *SOCIAL LINKS:* - X: https://x.com/lexfridman - Instagram: https://instagram.com/lexfridman - TikTok: https://tiktok.com/@lexfridman - LinkedIn: https://linkedin.com/in/lexfridman - Facebook: https://facebook.com/lexfridman - Patreon: https://patreon.com/lexfridman - Telegram: https://t.me/lexfridman - Reddit: https://reddit.com/r/lexfridman

David Kirtley: Nuclear Fusion, Plasma Physics, and the Future of Energy | Lex Fridman Podcast #485

17 nov 2025

David Kirtley is a nuclear fusion engineer and CEO of Helion Energy, a company working on building the world's first commercial fusion power plant by 2028. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep485-sb See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. *Transcript:* https://lexfridman.com/david-kirtley-transcript *CONTACT LEX:* *Feedback* - give feedback to Lex: https://lexfridman.com/survey *AMA* - submit questions, videos or call-in: https://lexfridman.com/ama *Hiring* - join our team: https://lexfridman.com/hiring *Other* - other ways to get in touch: https://lexfridman.com/contact *EPISODE LINKS:* David's X: https://x.com/dekirtley David's LinkedIn: https://bit.ly/4qX0KXp Helion: https://www.helionenergy.com/ Helion's YouTube: https://youtube.com/HelionEnergy *SPONSORS:* To support this podcast, check out our sponsors & get discounts: *UPLIFT Desk:* Standing desks and office ergonomics. Go to https://lexfridman.com/s/uplift_desk-ep485-sb *Fin:* AI agent for customer service. Go to https://lexfridman.com/s/fin-ep485-sb *Miro:* Online collaborative whiteboard platform. Go to https://lexfridman.com/s/miro-ep485-sb *LMNT:* Zero-sugar electrolyte drink mix. Go to https://lexfridman.com/s/lmnt-ep485-sb *BetterHelp:* Online therapy and counseling. Go to https://lexfridman.com/s/betterhelp-ep485-sb *Shopify:* Sell stuff online. Go to https://lexfridman.com/s/shopify-ep485-sb *OUTLINE:* 0:00 - Introduction 3:14 - Nuclear fission vs fusion 13:14 - Physics of E=mc^2 18:28 - Is nuclear fusion safe? 23:50 - Chernobyl 30:17 - Geopolitics 32:12 - Extreme scenarios 39:07 - How nuclear fusion works 1:11:59 - Extreme temperatures 1:17:00 - Fusion control and simulation 1:28:54 - Electricity from fusion 2:02:59 - First fusion power plant in 2028 2:09:52 - Energy needs of GPU clusters 2:20:16 - Kardashev scale 2:28:12 - Fermi Paradox *PODCAST LINKS:* - Podcast Website: https://lexfridman.com/podcast - Apple Podcasts: https://apple.co/2lwqZIr - Spotify: https://spoti.fi/2nEwCF8 - RSS: https://lexfridman.com/feed/podcast/ - Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 - Clips Channel: https://www.youtube.com/lexclips *SOCIAL LINKS:* - X: https://x.com/lexfridman - Instagram: https://instagram.com/lexfridman - TikTok: https://tiktok.com/@lexfridman - LinkedIn: https://linkedin.com/in/lexfridman - Facebook: https://facebook.com/lexfridman - Patreon: https://patreon.com/lexfridman - Telegram: https://t.me/lexfridman - Reddit: https://reddit.com/r/lexfridman

Dan Houser: GTA, Red Dead Redemption, Rockstar, Absurd & Future of Gaming | Lex Fridman Podcast #484

31 oct 2025

Dan Houser is co-founder of Rockstar Games and legendary creative mind behind Grand Theft Auto (GTA) and Red Dead Redemption series of video games. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep484-sb See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. *Transcript:* https://lexfridman.com/dan-houser-transcript *CONTACT LEX:* *Feedback* - give feedback to Lex: https://lexfridman.com/survey *AMA* - submit questions, videos or call-in: https://lexfridman.com/ama *Hiring* - join our team: https://lexfridman.com/hiring *Other* - other ways to get in touch: https://lexfridman.com/contact *EPISODE LINKS:* Absurd Adventures: https://absurdventures.com A Better Paradise: https://www.amazon.com/exec/obidos/ASIN/B0FCYSK8VD American Caper: https://absurdventures.com/americancaper *SPONSORS:* To support this podcast, check out our sponsors & get discounts: *Box:* Intelligent content management platform. Go to https://lexfridman.com/s/box-ep484-sb *UPLIFT Desk:* Standing desks and office ergonomics. Go to https://lexfridman.com/s/uplift_desk-ep484-sb *CodeRabbit:* AI-powered code reviews. Go to https://lexfridman.com/s/coderabbit-ep484-sb *Miro:* Online collaborative whiteboard platform. Go to https://lexfridman.com/s/miro-ep484-sb *Lindy:* No-code AI agent builder. Go to https://lexfridman.com/s/lindy-ep484-sb *Shopify:* Sell stuff online. Go to https://lexfridman.com/s/shopify-ep484-sb *LMNT:* Zero-sugar electrolyte drink mix. Go to https://lexfridman.com/s/lmnt-ep484-sb *OUTLINE:* 0:00 - Episode highlight 1:17 - Introduction 3:03 - Greatest films of all time 15:16 - Making video games 18:07 - GTA 3 21:26 - Open world video games 24:13 - Character creation 27:40 - Superintelligent AI in A Better Paradise 36:52 - Can LLMs write video games? 41:12 - Creating GTA 4 and GTA 5 52:47 - Hard work and Rockstar's culture of excellence 56:27 - GTA 6 1:13:17 - Red Dead Redemption 2 1:53:10 - DLCs for GTA and Red Dead Redemption 1:59:29 - Leaving Rockstar Games 2:08:53 - Greatest game of all time 2:13:41 - Life lessons from father 2:15:59 - Mortality 2:33:18 - Advice for young people 2:39:20 - Future of video games *PODCAST LINKS:* - Podcast Website: https://lexfridman.com/podcast - Apple Podcasts: https://apple.co/2lwqZIr - Spotify: https://spoti.fi/2nEwCF8 - RSS: https://lexfridman.com/feed/podcast/ - Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 - Clips Channel: https://www.youtube.com/lexclips *SOCIAL LINKS:* - X: https://x.com/lexfridman - Instagram: https://instagram.com/lexfridman - TikTok: https://tiktok.com/@lexfridman - LinkedIn: https://linkedin.com/in/lexfridman - Facebook: https://facebook.com/lexfridman - Patreon: https://patreon.com/lexfridman - Telegram: https://t.me/lexfridman - Reddit: https://reddit.com/r/lexfridman