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1:38:49EN
Lex Fridman· Jan 29, 2020Podcast · 2 speakersEven a simulation would still be realGuest David Chalmers · Host Lex FridmanDavid Chalmers tells Lex Fridman why a simulated world would still count as reality, and why the hard problem of consciousness still will not go away.
1:35:00ENLex Fridman· Dec 25, 2019Podcast · 2 speakersNASA Once Spent 5 Percent of the Economy to Go 250,000 Miles. Mars Is a Hundred Times Farther.Guest Jim Gates · Host Lex FridmanTheorist S. James Gates Jr. talks with Lex Fridman about Mars budgets, supersymmetry, error-correcting codes hiding in equations, and why string theory is not yet a theory.
58:33ENLex Fridman· Dec 17, 2019Podcast · 2 speakersScience cannot prove that the Earth is not flatGuest Michael Stevens · Host Lex FridmanVsauce creator Michael Stevens tells Lex Fridman why unfalsifiable ghosts, time-capsule states, and a YouTube recommendation mirror all belong in the same argument about curiosity.
1:01:00ENLex Fridman· Oct 22, 2019Podcast · 2 speakersA Hundred Billion Galaxies, and We're Still a Type 0.7 CivilizationGuest Michio Kaku · Host Lex FridmanTheoretical physicist Michio Kaku talks with Lex Fridman about aliens, string theory, digital immortality, and why fusion and Mars are the next civilizational steps.
57:30ENLex Fridman· Sep 26, 2019Podcast · 2 speakers400 Spins in a Pocket, and a Universe Too Small to Store ThemGuest Leonard Susskind · Host Lex FridmanLeonard Susskind tells Lex Fridman why quantum computers are not faster laptops, why string theory is a tool rather than a citizenship, and why nobody should claim to have found the bottom of the well.
57:42ENLex Fridman· Aug 12, 2019Podcast · 2 speakersA Brain Organoid Is Not a BrainGuest Paola Arlotta · Host Lex FridmanHarvard developmental biologist Paola Arlotta on how the cerebral cortex is built, why timing and mechanical force are part of the code, and why a dish of stem cells is only a window onto that process.
34:50ENLex Fridman· Jul 10, 2019Podcast · 2 speakersA cheap simulation would render only you, and the wall would have nothing behind itGuest Sean Carroll · Host Lex FridmanSean Carroll walks Lex Fridman from ice-cream emergence and quantum-circuit cosmology to Fermi's paradox, the origin of life, and why academia punishes the conversations that actually change fields.
57:54ENLex Fridman· Sep 1, 2018Podcast · 2 speakersA 2040 Siri That Passes Every Turing Test Still Wouldn't Be ConsciousGuest Christof Koch · Host Lex FridmanNeuroscientist Christof Koch tells Lex Fridman why intelligence is function, consciousness is being, and a perfect brain simulation has no more inner life than a laptop simulating a black hole.
1:22:58ENLex Fridman· Aug 26, 2018Podcast · 2 speakersIf NASA finds nothing on Mars, Max Tegmark cheersGuest Max Tegmark · Host Lex FridmanThe MIT physicist behind Life 3.0 tells Lex Fridman why we may be the only advanced life in the observable universe, and why that makes AGI alignment a cosmic responsibility rather than a science-fiction subplot.
20:07ENLex FridmanPodcast · 2 speakersThe Hard Problem and the Case for a Conscious Universe: David Chalmers on ConsciousnessGuest David Chalmers · Host Lex FridmanDavid Chalmers explains what consciousness is, why the hard problem resists physical explanation, and why he takes panpsychism seriously.
25:06ENLex FridmanPodcastLiving Inside the Brain's Story: Joscha Bach on Simulation, Self and ConsciousnessHost Lex FridmanIn a clip from his conversation with Lex Fridman, Joscha Bach argues that consciousness, identity and even God are software-like patterns, and that we exist inside a narrative our brain generates.
22:59ENLex FridmanPodcastPenrose on Why Consciousness Can't Be a ComputationHost Lex FridmanRoger Penrose explains how a dissatisfaction with AI optimism, a tip about microtubules and a rethink of quantum mechanics led him to Orch OR.
2:53:45ENLex FridmanPodcast · 2 speakersJoscha Bach on Seven Stages of Lucidity, Brutalist LLMs, and Why Life on Earth Isn't Only About HumansGuest Joscha Bach · Host Lex FridmanA wide-ranging conversation on how minds are built, what language models are missing, and how an AI-saturated world might change consciousness, identity and risk.
11:26ENLex FridmanPodcastThe Cookie Your Brain Bakes: Joscha Bach on Happiness, Cells and the Meaning of GodHost Lex FridmanIn a short clip, Joscha Bach moves from why happiness is not the point to the cell as a cosmic probe and a naturalistic reading of God as civilization.