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Lex Fridman· 30. Nov. 2025Podcast · 2 StimmenA Thing Is Alive When Its Goals Outrun Its PartsGast: Michael Levin · Moderation: Lex FridmanTufts biologist Michael Levin tells Lex Fridman that intelligence is a spectrum of persuadability, that even a bubble sort hosts unexpected goals, and that the brain is a thin client to a space physics does not own.
3:26:39ENLex Fridman· 22. Dez. 2024Podcast · 2 StimmenThe Pessimism Line: Why Earth Is Almost Certainly Not the First CivilizationGast: Adam Frank · Moderation: Lex FridmanAstrophysicist Adam Frank talks with Lex Fridman about habitable worlds, the Fermi paradox, technosignatures, and why science cannot ignore experience.
2:51:58ENLex Fridman· 13. Juni 2024Podcast · 2 StimmenSara Walker: Life Is Huge in Time, Not in SpaceGast: Sara Walker · Moderation: Lex FridmanThe astrobiologist tells Lex Fridman why textbook definitions of life fail, how assembly theory measures complexity, and why aliens might disappear into their own causal structure.
4:01:52ENLex Fridman· 15. Mai 2024Podcast · 2 StimmenPaul Rosolie: The Amazon Is a Machine of Death, and Every Heartbeat in It Is Worth SavingGast: Paul Rosolie · Moderation: Lex FridmanDeep in the Peruvian rainforest, the naturalist talks snakes, anacondas, uncontacted tribes, ayahuasca, and why he would rather protect this forest than look for aliens.
3:19:21ENLex Fridman· 9. Dez. 2023Podcast · 2 StimmenComplexity without copies is just randomness: Lee Cronin on assembly theoryGast: Lee Cronin · Moderation: 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.
3:47:09ENLex Fridman· 28. Jan. 2023Podcast · 2 StimmenKepler Found Thousands of Planets and Not One Earth TwinGast: David Kipping · Moderation: 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.
2:40:18ENLex Fridman· 29. Dez. 2022Podcast · 2 StimmenEvery Living Cell Runs the Same Translation MachineGast: Betül Kaçar · Moderation: 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.
2:06:25ENLex Fridman· 19. Dez. 2022Podcast · 2 StimmenNathalie Cabrol Wants the Nature of Life, Not Just a Signal from MarsGast: Nathalie Cabrol · Moderation: Lex FridmanThe SETI Institute astrobiologist tells Lex Fridman why crater lakes, panspermia, and a Mandelbrot view of language all point to the same question: what life actually is.
3:43:01ENLex Fridman· 7. Sept. 2022Podcast · 2 StimmenPut Hydrogen and CO2 in a Tube. Thermodynamics Wants Cells. Nothing Happens.Gast: Nick Lane · Moderation: Lex FridmanBiochemist Nick Lane talks Lex Fridman through hydrothermal vents, mitochondria, sex, consciousness, and why bacteria should be common while civilizations are not.
2:32:00ENLex Fridman· 1. Aug. 2022Podcast · 2 StimmenA Cube Inside a Sphere, Right Between Two Super HornetsGast: Ryan Graves · Moderation: Lex FridmanFormer Navy F/A-18 pilot Ryan Graves tells Lex Fridman how unexplained objects filled East Coast training airspace after a radar upgrade, and why a near-collision made it a safety problem the system still cannot process.
2:13:16ENLex Fridman· 23. Juli 2022Podcast · 2 StimmenEvery Atom in Your Body Was Forged in a Dead StarGast: Martin Rees · Moderation: Lex FridmanMartin Rees talks Lex Fridman through dark matter, alien life, one-way Mars trips, and why this century is the first in which one species holds the planet.
4:13:30ENLex Fridman· 9. Juni 2022Podcast · 2 StimmenHumanity showed up 10^18 times too earlyGast: Robin Hanson · Moderation: Lex FridmanRobin Hanson tells Lex Fridman why our date in cosmic history is data, and why an empty sky means the loud aliens are coming fast.
2:55:05ENLex Fridman· 8. Mai 2022Podcast · 2 StimmenExtinction awareness is the human trait Mason wants to carry to the starsGast: Chris Mason · Moderation: Lex FridmanCornell geneticist Chris Mason on why seeing our own end creates a duty to engineer life for other worlds — and what a 500-year plan would actually require.
1:46:49ENLex Fridman· 23. März 2022Podcast · 2 StimmenAriel Ekblaw on Self-Assembling Habitats and Why the Real Space Cities Will FloatGast: Ariel Ekblaw · Moderation: Lex FridmanThe MIT Space Exploration Initiative director talks swarm tiles, lunar ants, and why Mars is a research station rather than a backup Earth.
4:05:51ENLex Fridman· 11. März 2022Podcast · 2 StimmenLife is the universe developing a memoryGast: Lee Cronin · Moderation: Lex FridmanChemist Lee Cronin tells Lex Fridman why life looks inevitable, how assembly theory could detect it on any world, and why silicon may never hold enough states for consciousness.
1:42:58ENLex Fridman· 6. Feb. 2022Podcast · 2 StimmenDon't Talk Conclusions. Talk Data.Gast: Garry Nolan · Moderation: Lex FridmanA Stanford immunologist sat through the brain scans of people who said they had met UFOs—and treats the rest of the subject the same way.
3:59:41ENLex Fridman· 18. Jan. 2022Podcast · 2 StimmenDust Covered the Origin of the UniverseGast: Brian Keating · Moderation: Lex FridmanExperimental cosmologist Brian Keating on telescopes as time machines, the BICEP2 false alarm, and what it actually means to lose a Nobel Prize.
2:56:42ENLex Fridman· 26. Sept. 2021Podcast · 2 StimmenSilicon Does Not Emit LightGast: Jeffrey Shainline · Moderation: Lex FridmanNIST physicist Jeffrey Shainline on why a brain-like computer should calculate in superconducting electronics and talk with single photons.
2:39:53ENLex Fridman· 19. Juli 2021Podcast · 2 StimmenThere's Something at the Edge of the Solar SystemGast: Konstantin Batygin · Moderation: 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.
1:59:28ENLex Fridman· 9. Juli 2021Podcast · 2 StimmenSara Walker says “what is life?” is the wrong questionGast: Sara Walker · Moderation: 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.
1:58:12ENLex Fridman· 27. Juni 2021Podcast · 2 StimmenThe Universe Doesn't Sacrifice. That's Why Phosphine Might Mean Life.Gast: Clara Sousa-Silva · Moderation: 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.
2:22:20ENLex Fridman· 29. Mai 2021Podcast · 2 StimmenThe closer quarks get, the weaker they pullGast: Frank Wilczek · Moderation: 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.
1:56:54ENLex Fridman· 17. Mai 2021Podcast · 2 StimmenKatherine de Kleer still calls moons planetsGast: Katherine de Kleer · Moderation: 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.
2:51:17ENLex Fridman· 13. Jan. 2021Podcast · 2 StimmenOumuamua Wasn't Supposed to Exist. Avi Loeb Wants a Photograph Next Time.Gast: Avi Loeb · Moderation: 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.Mehr laden24 von 32 angezeigt