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40:44EN
3Blue1Brown· Oct 16, 2026Grant Sanderson: There's never been a better time to go into mathGrant Sanderson, Constantin Kogler · 3Blue1BrownStudents fear AI has solved mathematics. Grant Sanderson argues the opposite: even if machines prove theorems better than we do, the institution of math stays valuable—and this is a rare moment when newcomers can reshape it.
51:55EN3Blue1Brown· Sep 18, 2026The last IMO problem AI could not solveGrant Sanderson · 3Blue1BrownGrant Sanderson walks through IMO 2025 Problem 6 — a tiling puzzle that frontier models missed — and the visual patience it takes to prove a construction is optimal.
2:53:42EN
Lex Fridman· May 29, 2026Podcast · 2 speakersThe Moon Is Falling. It Just Keeps Missing.Guest Biggest Mysteries in Physics · Host Lex FridmanFermilab physicist Don Lincoln tells Lex Fridman that the history of physics is a history of unification, and that antimatter, dark energy, and a theory of everything still sit far beyond the experiments we can run.
30:47EN
No Priors: AI, Machine Learning, Tech, & Startups· Jan 29, 2026Podcast · 2 speakersEmbryos Survive 30 Years Frozen. Until Wants Organs to Stop Racing Private JetsHost Sarah Guo, Elad GilLaura Deming on reversible cryopreservation: pause an organ—and someday a patient—so a few months no longer decide who lives long enough for the next therapy.
2:06:09EN
Cognitive Revolution "How AI Changes Everything"· Dec 14, 2025PodcastOne ChatGPT query is a second in the microwaveHost Nathan LabenzAndy Masley walks Nathan Labenz through the energy and water math of AI, from a single prompt to an 80-gigawatt buildout.
3:36:25ENLex Fridman· Sep 4, 2025Podcast · 2 speakersT. rex Was an Orca on Land. Almost Nothing Else Matches the Movies.Guest Dave Hone · Host Lex FridmanPaleontologist Dave Hone walks Lex Fridman through T. rex size, bone-crushing anatomy, hunting, extinction, and what Jurassic Park still gets wrong.
3:14:34ENLex Fridman· Jun 14, 2025Podcast · 2 speakersIf ten things make a problem hard, Terence Tao turns nine of them offGuest Terence Tao · Host Lex FridmanThe Fields Medalist walks Lex Fridman from the Kakeya needle and Navier-Stokes through Lean, Perelman, and why today's AI still cannot smell a dead-end proof.
3:00:50ENLex Fridman· May 5, 2025Podcast · 2 speakersA Black Hole Is a Place, Not a ThingGuest Janna Levin · Host Lex FridmanTheoretical physicist Janna Levin tells Lex Fridman why the event horizon is empty spacetime, why Hawking’s radiation started a war over information, and why gravity itself may not be fundamental.
3:26:39ENLex Fridman· Dec 22, 2024Podcast · 2 speakersThe Pessimism Line: Why Earth Is Almost Certainly Not the First CivilizationGuest Adam Frank · Host Lex FridmanAstrophysicist Adam Frank talks with Lex Fridman about habitable worlds, the Fermi paradox, technosignatures, and why science cannot ignore experience.
2:33:02ENLex Fridman· Oct 16, 2024Podcast · 2 speakersA Brain Like Ours — and 300,000 Years Without a MonumentGuest Graham Hancock · Host Lex FridmanGraham Hancock tells Lex Fridman why Göbekli Tepe, the Younger Dryas, and a worldwide set of myths still look to him like the wreckage of an Ice Age civilization.
3:28:51ENLex Fridman· Sep 30, 2024Podcast · 2 speakersShepherds Already Knew: Ed Barnhart on the Americas Before 1492Guest Ed Barnhart · Host Lex FridmanAn archaeologist walks Lex Fridman from lost Amazon cities and Peru's older-than-Egypt pyramids through Maya timekeeping, Aztec sacrifice, Inca empire-building, and the continent the textbooks still treat as empty.
1:47:18ENLex Fridman· Jun 27, 2024Podcast · 2 speakersA Cannabis Clip Sat Quiet for a Year. Then It Hit X.Guest Andrew Huberman · Host Lex FridmanAndrew Huberman talks with Lex Fridman about online pile-ons, still minds, sharks, ayahuasca, and the slow work of picking who you eat with.
3:19:21ENLex Fridman· Dec 9, 2023Podcast · 2 speakersComplexity without copies is just randomness: Lee Cronin on assembly theoryGuest Lee Cronin · Host Lex FridmanThe Glasgow chemist walks Lex Fridman through his controversial Nature paper, a proposed life meter for other worlds, and the claim that the universe is too big to contain its own future.
59:24ENLex Fridman· Dec 3, 2023Podcast · 2 speakersIf You Only Trust What You Can See, You Miss Most of the UniverseGuest Lisa Randall · Host Lex FridmanHarvard physicist Lisa Randall talks with Lex Fridman about dark matter, dinosaur extinctions, the LHC, and why a theory is only as good as the measurement that can kill it.
2:18:25ENLex Fridman· Sep 1, 2023Podcast · 2 speakersGrow Everything: Neri Oxman on Giving Nature a VoteGuest Neri Oxman · Host Lex FridmanThe designer-scientist who left MIT to build OXMAN talks silkworm pavilions, bees in space, and why the end of human agency might be the start of nature's.
2:18:49ENLex Fridman· May 18, 2023Podcast · 2 speakersAfter the Big Bang, the universe was a thin soupGuest Anna Frebel · Host Lex FridmanMIT astrophysicist Anna Frebel tells Lex Fridman how leftover stars in the Milky Way still carry the chemistry of the first billion years, and how our galaxy grew by eating its neighbors.
3:46:39ENLex Fridman· Apr 9, 2023Podcast · 2 speakersHe Hated School Math Until a Professor Opened the Book to QuarksGuest Edward Frenkel · Host Lex FridmanEdward Frenkel talks with Lex Fridman about Soviet childhood, the Langlands program, Gödel, AI, and why every hard objective theory still ends with an observer.
3:57:49ENLex Fridman· Feb 10, 2023Podcast · 2 speakersAella's 500,000-person survey, and why she still fears looking stupidGuest Aella · Host Lex FridmanThe independent sex researcher and sex worker tells Lex Fridman why anyone can run a study, why childhood fetish stories feel true, and why she would not press a button that ends wanting.
5:15:44ENLex Fridman· Feb 2, 2023Podcast · 2 speakersThe Falcon 9 Cannot Hover. That Is Why the Landing Looks Impossible.Guest Tim Dodd · Host Lex FridmanEveryday Astronaut Tim Dodd walks Lex Fridman from Falcon 1 to Starship, and explains why a rocket that is always too powerful to hover still sticks the landing.
3:47:09ENLex Fridman· Jan 28, 2023Podcast · 2 speakersKepler Found Thousands of Planets and Not One Earth TwinGuest David Kipping · Host Lex FridmanDavid Kipping explains why cool, Earth-like worlds are the hardest exoplanets to find, and why James Webb is the first telescope that might catch their moons.
3:08:07ENLex Fridman· Jan 21, 2023Podcast · 2 speakersA Hundred Million Degrees, Less Energy Than Boiling WaterGuest Dennis Whyte · Host Lex FridmanMIT fusion director Dennis Whyte walks Lex Fridman from E=mc² and the strong force to why a star-hot plasma is, paradoxically, one of the safer ways to make electricity.
2:40:18ENLex Fridman· Dec 29, 2022Podcast · 2 speakersEvery Living Cell Runs the Same Translation MachineGuest Betül Kaçar · Host Lex FridmanAstrobiologist Betül Kaçar tells Lex Fridman how the tree of life is drawn backward, why nitrogen was fixed only once, and why the genetic code is an alphabet with room for typos.
4:11:06ENLex Fridman· Nov 18, 2022PodcastThe climate problem is real. The 12-year asteroid story is not.Host Lex FridmanBjørn Lomborg and Andrew Revkin tell Lex Fridman why vulnerability, cheaper tons of carbon, and energy innovation matter more than apocalyptic deadlines.
7:47:52ENLex Fridman· Oct 20, 2022Podcast · 2 speakersYou Cannot Peacefully Start a New Government. Balaji Thinks That Is the Bug.Guest Balaji Srinivasan · Host Lex FridmanIn a seven-hour conversation with Lex Fridman, Balaji Srinivasan traces a single thread from the prime-number maze to network states, Wikipedia, the FDA, and crypto property rights.Load moreShowing 24 of 99