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2:36:55EN
Lex Fridman· Nov 17, 2025Podcast · 2 speakersOne Second of Fuel: David Kirtley on Fusion Power by 2028Guest David Kirtley · Host Lex FridmanThe Helion Energy CEO walks Lex Fridman from 1958 theta pinches to a Microsoft contract that wants first electrons on the grid in 2028.
5:15:00ENLex Fridman· Nov 11, 2024Podcast · 2 speakersDario Amodei Has Seen This Scaling Movie Enough TimesGuest Dario Amodei · Host Lex FridmanAnthropic’s CEO puts numbers on frontier training costs and AGI, then hands the mic to the people who shape Claude’s character and look inside its weights.
2:15:39ENLex Fridman· Jun 2, 2024Podcast · 2 speakersRoman Yampolskiy Puts Superintelligent Ruin at 99.99 PercentGuest Roman Yampolskiy · Host Lex FridmanThe AI safety researcher tells Lex Fridman that controlling AGI is as impossible as a perpetual motion machine, and that tests, open source, and regulation cannot close the gap.
3:07:27ENLex Fridman· Mar 22, 2024Podcast · 2 speakersFive Billion Dead, and One Person Has Six MinutesGuest Annie Jacobsen · Host Lex FridmanAnnie Jacobsen walks Lex Fridman from a second-by-second nuclear exchange to CIA secrecy, Area 51, and why she still wants the word “could” kept in the sentence.
1:55:10ENLex Fridman· Mar 18, 2024Podcast · 2 speakersSam Altman Expects the Road to AGI to Be a Power StruggleGuest Sam Altman · Host Lex FridmanOn a Friday afternoon in November 2023, OpenAI's board fired its CEO. Four and a half days later he was back, still refusing super-voting control.
2:53:09ENLex Fridman· Dec 29, 2023Podcast · 2 speakersFear is the civilization killer: Guillaume Verdon on e/acc, thermodynamics, and being unmaskedGuest Guillaume Verdon · Host Lex FridmanThe physicist behind BasedBeffJezos tells Lex Fridman why out-of-equilibrium thermodynamics, anonymity, and a meme movement are his answer to AI deceleration.
2:44:47ENLex Fridman· Jul 17, 2023Podcast · 2 speakersThe Next Machines Will Steal Intimacy, Not Just AttentionGuest Yuval Noah Harari · Host Lex FridmanHistorian Yuval Noah Harari tells Lex Fridman how stories built civilization, why fascism looks beautiful in the mirror, and why AI is the first tool that takes power away from humans.
3:08:46ENLex Fridman· Jun 29, 2023Podcast · 2 speakersWho owns the off switch? George Hotz on tinygrad, open-source AI, and GodGuest George Hotz · Host Lex FridmanOn his third Lex Fridman podcast, the comma.ai and tiny corp founder argues that compute, intelligence, and the off switch should live in people's houses, not in a trusted few.
2:41:58ENLex Fridman· Jun 8, 2023Podcast · 2 speakersZuckerberg showed up as Mark Elliott — then argued for many AIs, not oneGuest Mark Zuckerberg · Host Lex FridmanOn his second Lex Fridman podcast, the Meta CEO treats a disguised first jiu-jitsu tournament, an open research model called LLaMA, and a future of many agents as the same bet: ship before it is perfect, and do not build a single god model.
2:48:12ENLex Fridman· Apr 13, 2023Podcast · 2 speakersThe Asteroid We Are Building OurselvesGuest Max Tegmark · Host Lex FridmanPhysicist Max Tegmark tells Lex Fridman why a six-month pause on models larger than GPT-4 is not a ban on AI, but a chance to stop a suicide race.
3:17:51ENLex Fridman· Mar 30, 2023Podcast · 2 speakersWhoops is the sound of getting less wrong: Yudkowsky, two weeks after GPT-4Guest Eliezer Yudkowsky · Host Lex FridmanTwo weeks after GPT-4 launched, Eliezer Yudkowsky sat down with Lex Fridman and started by admitting the transformer stack had already gone further than he expected.
2:23:56ENLex Fridman· Mar 25, 2023Podcast · 2 speakersGPT-4 is a very early AI. ChatGPT is the line in the history booksGuest Sam Altman · Host Lex FridmanSix days after GPT-4 shipped, Sam Altman tells Lex Fridman why usability beat raw scale, why alignment and capability are not opposite vectors, and why OpenAI is trying to deploy while the stakes are still low.
3:03:33ENLex Fridman· Oct 15, 2022Podcast · 2 speakersA Robot Is Whatever Still Has MagicGuest Kate Darling · Host Lex FridmanKate Darling tells Lex Fridman why grocery-store Marty is a real-life Clippy, why animal history is a better guide than humanoid fantasy, and what the Epstein scandal revealed about MIT.
2:36:21ENLex Fridman· Sep 21, 2022Podcast · 2 speakersA Smile Is Not Happiness: Rana el Kaliouby on Emotion AI and the Empathy CrisisGuest Rana el Kaliouby · Host Lex FridmanThe Affectiva founder and Smart Eye deputy CEO talks with Lex Fridman about teaching machines to read faces, sensing drivers inside the cabin, and why she is proudest of the people her company grew.
1:42:06ENLex Fridman· Jun 4, 2022Podcast · 2 speakersJonathan Haidt: Instagram Is Not 'Generally Positive' for Teen MindsGuest Jonathan Haidt · Host Lex FridmanThe NYU social psychologist answers Mark Zuckerberg on adolescent mental health and argues that one business model rewired childhood and then the public square.
2:49:41ENLex Fridman· Mar 5, 2022Podcast · 2 speakersNazi Science Was Not Anti-Science. It Was Science with a Purity QuestGuest Robert Proctor · Host Lex FridmanStanford historian Robert Proctor on how ideology, tobacco, and the taxonomic impulse turn scientists into widget-builders.
2:00:13ENLex Fridman· Feb 26, 2022Podcast · 2 speakersHalf of America Dislikes Him. Zuckerberg Still Wants Presence, Not ScreensGuest Mark Zuckerberg · Host Lex FridmanLex Fridman sits with Meta CEO Mark Zuckerberg on virtual presence, Instagram's teen research, free speech, and why every content decision costs the company half the country.
2:31:48ENLex Fridman· Dec 28, 2021Podcast · 2 speakersA Car That Cannot Drive Itself Will Be About as Useful as a HorseGuest Elon Musk · Host Lex FridmanIn a Lex Fridman conversation built around Tesla Autopilot, Elon Musk argues that every driver input is an error, that today’s hardware is already enough for full self-driving, and that watching the human will soon matter less than making the system safer than a person.
1:08:04ENLex Fridman· Dec 18, 2021Podcast · 2 speakersBreakthroughs Run on Speed. Trust Runs on Patience.Guest Albert Bourla · Host Lex FridmanPfizer CEO Albert Bourla talks with Lex Fridman about the November 2020 unblinding, a $2.3 billion all-in bet, and why a historic vaccine still divided the public.
4:55:09ENLex Fridman· Dec 8, 2021Podcast · 2 speakersJamie Metzl Puts the Lab-Leak Odds at 85 PercentGuest Jamie Metzl · Host Lex FridmanThe genetic-engineering author walks Lex Fridman through the circumstantial case for a Wuhan accident, the cover-up he says is no longer debatable, and why the next pandemic will be decided by transparency, not blame.
4:15:19ENLex Fridman· Jun 14, 2021Podcast · 2 speakersExponential tools, Stone Age game theoryGuest Daniel Schmachtenberger · Host Lex FridmanDaniel Schmachtenberger tells Lex Fridman why every leap in physical technology breaks the last social operating system — and why Bretton Woods cannot bind what comes next.
3:02:43ENLex Fridman· Jan 18, 2021Podcast · 2 speakersHumanity Cannot Survive on the Right Person Showing Up at the Right TimeGuest Max Tegmark · Host Lex FridmanMIT physicist Max Tegmark tells Lex Fridman why AI should be as well understood as rockets, why 2020 was a warning on weapons and news, and why luck is a terrible long-term plan.
2:23:10ENLex Fridman· Dec 20, 2020Podcast · 2 speakersBuilding a Driver, Not a Copilot: Waymo CTO Dmitri Dolgov on Fully Driverless CarsGuest Dmitri Dolgov · Host Lex FridmanFrom a 3 a.m. parking-lot planner at Stanford to a public robotaxi in Phoenix, Dolgov tells Lex Fridman why driver assist and a real driver are different products.
2:01:07ENLex Fridman· Dec 12, 2020Podcast · 2 speakersMichael Littman isn’t waiting for a runaway god. He’s watching us.Guest Michael Littman · Host Lex FridmanThe Brown reinforcement-learning researcher tells Lex Fridman why accidental superintelligence feels like a 747 assembling itself — and why social media, rote language, and theory of mind worry him more.Load moreShowing 24 of 55