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2:21:49EN
Lex Fridman· Jan 4, 2022Podcast · 2 speakersFocused Protection, Not Lockdowns: Jay Bhattacharya on What Public Health Got WrongGuest Jay Bhattacharya · Host Lex FridmanThe Stanford physician and co-author of the Great Barrington Declaration tells Lex Fridman why age-stratified risk, seroprevalence data, and the ignored costs of isolation pointed to a different COVID strategy.Public HealthScience CommunicationPolitical Philosophy+3
2:15:56EN
Lex Fridman· Dec 3, 2021Podcast · 2 speakersA Theory That Fits Anything Is Not Even WrongGuest Peter Woit · Host Lex FridmanColumbia physicist Peter Woit tells Lex Fridman why string theory's original idea emptied out, why four dimensions are enough, and what twistor theory still offers.MathematicsPhilosophy of ScienceScience Communication+1
3:38:43EN
Lex Fridman· Oct 26, 2021Podcast · 2 speakersConsciousness Is a Step Down From IntelligenceGuest Stephen Wolfram · Host Lex FridmanStephen Wolfram tells Lex Fridman how simple programs, a discrete fabric of space, and a computationally bounded observer together explain complexity, physics, and why the universe exists.Philosophy of SciencePhilosophyConsciousness
2:56:42EN
Lex Fridman· Sep 26, 2021Podcast · 2 speakersSilicon Does Not Emit LightGuest Jeffrey Shainline · Host Lex FridmanNIST physicist Jeffrey Shainline on why a brain-like computer should calculate in superconducting electronics and talk with single photons.AI researchNeuroscience & AIAstrobiology+1
1:52:17EN
Lex Fridman· Aug 27, 2021Podcast · 2 speakersOld Theories Rarely Die of Contradiction. They Stop Making New Things.Guest Jed Buchwald · Host Lex FridmanCaltech historian Jed Buchwald talks with Lex Fridman about Kuhn, Newton, and why scientific change is a victory of productivity more than of proof.Philosophy of ScienceFirst PrinciplesScience Communication+1
2:54:52EN
Lex Fridman· Aug 8, 2021PodcastThe Marvelous Proof Still Lives in the MarginHost Lex FridmanLuís and João Batalha, the brothers behind Fermat's Library, talk with Lex Fridman about hidden backstories, a publishing system that buys its own work twice, and how to sit with a paper until it finally clicks.Open source & communityScience CommunicationPhilosophy of Science+2
2:13:21EN
Lex Fridman· Jul 25, 2021Podcast · 2 speakersThe Fourth Deduction Often Turns Out to Be the First PrincipleGuest Cumrun Vafa · Host Lex FridmanHarvard string theorist Cumrun Vafa on why physicists distrust deduction, how a graviton fell out of a formula nobody wrote for gravity, and what extra dimensions are actually for.Philosophy of SciencePhilosophy
2:39:53EN
Lex Fridman· Jul 19, 2021Podcast · 2 speakersThere's Something at the Edge of the Solar SystemGuest Konstantin Batygin · Host Lex FridmanCaltech planetary astrophysicist Konstantin Batygin tells Lex Fridman how a hypothesized five-Earth-mass world shepherds the distant Kuiper Belt — and why a photograph would end the argument.AstrobiologyPhilosophy of ScienceScience Communication+1
1:59:28EN
Lex Fridman· Jul 9, 2021Podcast · 2 speakersSara Walker says “what is life?” is the wrong questionGuest Sara Walker · Host Lex FridmanThe astrobiologist and theoretical physicist tells Lex Fridman that origin-of-life science is stuck on molecules, and that causation, assembly, and planetary-scale information are closer to the real problem.AstrobiologyOrigin of LifePhilosophy of Science+1
1:58:12EN
Lex Fridman· Jun 27, 2021Podcast · 2 speakersThe Universe Doesn't Sacrifice. That's Why Phosphine Might Mean Life.Guest Clara Sousa-Silva · Host Lex FridmanQuantum astrochemist Clara Sousa-Silva on the contested Venus detection, a molecule nobody could spell, and why she treats cosmic meaninglessness as a relief.AstrobiologyPhilosophy of ScienceScience Communication
3:17:09EN
Lex Fridman· Jun 25, 2021Podcast · 2 speakersWhat Science Is Left When Institutions Decide What Cannot Be SaidGuest Bret Weinstein · Host Lex FridmanEvolutionary biologist Bret Weinstein talks with Lex Fridman about lab-leak evidence, ivermectin, captured public-health agencies, and why the 1% at the fringe is the key to progress.Science CommunicationFree SpeechPublic Health+2
2:41:47EN
Lex Fridman· Jun 12, 2021Podcast · 2 speakersGeometry Is the Cilantro of MathGuest Jordan Ellenberg · Host Lex FridmanJordan Ellenberg tells Lex Fridman that the last 150 years of mathematics have been about one question: when two things count as the same.MathematicsMachine LearningScience Communication+2
2:22:20EN
Lex Fridman· May 29, 2021Podcast · 2 speakersThe closer quarks get, the weaker they pullGuest Frank Wilczek · Host Lex FridmanNobel physicist Frank Wilczek talks with Lex Fridman about asymptotic freedom, beauty, dark matter, consciousness, and whether a theory of everything would even help.CosmologyAstrobiologyPhilosophy of Science+3
1:56:54EN
Lex Fridman· May 17, 2021Podcast · 2 speakersKatherine de Kleer still calls moons planetsGuest Katherine de Kleer · Host Lex FridmanThe Caltech planetary scientist talks with Lex Fridman about Pluto’s demotion, tidal heating on Io, hidden oceans, and the ice that may explain Oumuamua.AstrobiologyScience CommunicationPhilosophy of Science
2:51:17EN
Lex Fridman· Jan 13, 2021Podcast · 2 speakersOumuamua Wasn't Supposed to Exist. Avi Loeb Wants a Photograph Next Time.Guest Avi Loeb · Host Lex FridmanHarvard astrophysicist Avi Loeb tells Lex Fridman why the first interstellar visitor looks more like a lightsail than a rock — and why that question is still treated as unscientific.Science CommunicationPhilosophy of ScienceAstrobiology+2
4:23:39EN
Lex Fridman· Sep 15, 2020Podcast · 2 speakersThe Universe's Rule Might Fit on a PostcardGuest Stephen Wolfram · Host Lex FridmanStephen Wolfram tells Lex Fridman how a short computational rule on a hypergraph could generate space, time, relativity, and quantum mechanics.Philosophy of ScienceFirst PrinciplesQuantum Mechanics
2:01:15EN
Lex Fridman· Jul 29, 2020Podcast · 2 speakersNobody Died from the Fukushima ReactorsGuest Ian Hutchinson · Host Lex FridmanMIT plasma physicist Ian Hutchinson on fusion, a hundredfold carbon cut, scientism, and why faith is more than believing unproven claims.Science CommunicationPhilosophyReligion+2
1:38:20EN
Lex Fridman· Apr 29, 2020Podcast · 2 speakersParticle physics is badly named: Harry Cliff on fields, the Higgs, and a collider with no bossGuest Harry Cliff · Host Lex FridmanA Cambridge physicist walks Lex Fridman through the Large Hadron Collider, the Standard Model, and why the vacuum is not empty.Science CommunicationPhilosophy of Science
3:11:09EN
Lex Fridman· Apr 18, 2020Podcast · 2 speakersIn the computational universe, the animals are always smarter than youGuest Stephen Wolfram · Host Lex FridmanStephen Wolfram talks with Lex Fridman about Rule 30, computational irreducibility, a hypergraph model of physics, and why Wolfram Language is a notation for talking about the world.Philosophy of ScienceProgramming LanguagesConsciousness+2
2:46:36EN
Lex Fridman· Apr 13, 2020Podcast · 2 speakersThe Great Nap Is OverGuest Eric Weinstein · Host Lex FridmanMathematician Eric Weinstein tells Lex Fridman that seventy-five quiet years selected the wrong leaders, then walks through Geometric Unity, the theory he kept in a drawer for decades.Enterprise & strategyScience CommunicationPublic Health+3
11:26EN
Lex Fridman· Apr 11, 2020Podcast · 2 speakersRichard Dawkins on Memes, the Internet and Why Wrong Ideas SpreadGuest Richard Dawkins · Host Lex FridmanThe man who coined the word explains to Lex Fridman what makes a meme more than a metaphor, why the internet is a step change for ideas, and why an idea, like a peacock's tail, doesn't need to be true or useful to spread.EvolutionSocial MediaPhilosophy of Science
1:09:52EN
Lex Fridman· Mar 7, 2020Podcast · 2 speakersLee Smolin Does Not Believe in the Scientific MethodGuest Lee Smolin · Host Lex FridmanThe theoretical physicist talks with Lex Fridman about realism, the measurement problem, and why finishing Einstein’s revolution means treating time as fundamental and locality as optional.Philosophy of ScienceQuantum MechanicsFirst Principles+1
1:09:12EN
Lex Fridman· Mar 5, 2020Podcast · 2 speakersAnn Druyan on Voyager, Carl Sagan, and Love Without IllusionGuest Ann Druyan · Host Lex FridmanThe creative director of the Voyager Golden Record argues that science is an error-correcting way of seeing the universe — and of seeing another person.Science CommunicationPhilosophy of ScienceAstrobiology+2
1:02:45EN
Lex Fridman· Jan 7, 2020Podcast · 2 speakersAliens Would Count. They Probably Wouldn't Write e^x.Guest Grant Sanderson · Host Lex FridmanGrant Sanderson of 3Blue1Brown talks with Lex Fridman about notation, infinity, and why a visualization has to pick a single arrow.MathematicsPhilosophy of ScienceScience Communication+3
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