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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.
1:49:29ENLex Fridman· Aug 13, 2025Podcast · 2 speakersChina Is Not Run by One Person. It Is a Mayor EconomyGuest Keyu Jin · Host Lex FridmanEconomist Keyu Jin on local GDP races, DeepSeek, tariffs, Jack Ma, and why Western collapse forecasts keep missing the country they describe.
1:47:08ENLex Fridman· Mar 10, 2024Podcast · 2 speakersKimbal Musk Cooks So People Will Sit DownGuest Kimbal Musk · Host Lex FridmanThe chef, Tesla board member, and author of The Kitchen Cookbook talks with Lex Fridman about apartheid South Africa, a broken neck, Zip2, and why a table beats a nightclub.
3:33:04ENLex Fridman· Aug 13, 2022Podcast · 2 speakersAfrica's Poverty Is Made of Laws, Not of PeopleGuest Magatte Wade · Host Lex FridmanSenegalese entrepreneur Magatte Wade tells Lex Fridman how tariffs, Napoleonic codes, and a Cold War wrong turn keep the world's youngest continent poor.
2:46:26ENLex Fridman· Jun 15, 2022Podcast · 2 speakersApple Was a $5 Billion Company in Debt When Tony Fadell Built the iPodGuest Tony Fadell · Host Lex FridmanLex Fridman talks with Tony Fadell, co-creator of the iPod, iPhone, and Nest Thermostat, about the decisions, fights, and luck behind those products.
1:46:49ENLex Fridman· Mar 23, 2022Podcast · 2 speakersAriel Ekblaw on Self-Assembling Habitats and Why the Real Space Cities Will FloatGuest Ariel Ekblaw · Host Lex FridmanThe MIT Space Exploration Initiative director talks swarm tiles, lunar ants, and why Mars is a research station rather than a backup Earth.
2:59:57ENLex Fridman· May 1, 2021Podcast · 2 speakersThe Farmer With a $50 Phone: Sergey Nazarov on Oracles, Trust, and Hybrid Smart ContractsGuest Sergey Nazarov · Host Lex FridmanThe Chainlink co-founder tells Lex Fridman how definitive truth, oracle networks, and cryptographically guaranteed contracts could leapfrog banks, insurers, and marble-column confidence.
2:31:14ENLex Fridman· Mar 30, 2021Podcast · 2 speakersAnonymity Is a Tool: How a Yale Freshman Built a Campus Where Students Could SpeakGuest Ryan Schiller · Host Lex FridmanRyan Schiller tells Lex Fridman how a silenced seminar, a Gallup number, and a Mac bought off YouTube advice became Librex, an anonymous discussion feed for verified college communities.
1:53:41ENLex Fridman· Mar 15, 2021Podcast · 2 speakersSilvio Micali: Money Is a Shared Belief, and a Blockchain Makes It Common KnowledgeGuest Silvio Micali · Host Lex FridmanThe Turing Award cryptographer and Algorand founder tells Lex Fridman why ledgers, lotteries, and one-way functions matter more than mining.
2:16:07ENLex Fridman· Feb 15, 2021Podcast · 2 speakersAsk What Could Go Right: Jason Calacanis on Robinhood, Loyalty, and Two Checks for TeslaGuest Jason Calacanis · Host Lex FridmanThe angel investor and All-In co-host walks Lex Fridman from a Palo Alto dive bar to GameStop, Silicon Valley’s war on friction, and a friendship that kept a car company alive for twelve extra days.
1:39:29ENLex Fridman· Feb 1, 2021Podcast · 2 speakersElectric engines, 20-nanometer cones, and why Natalya Bailey would skip the first thousand on MarsGuest Natalya Bailey · Host Lex FridmanThe Accion Systems founder walks Lex Fridman from ion physics to orbital debris, chip-made thrusters, and the kind of culture that oozes out of a founder.
1:02:14ENLex Fridman· Jun 30, 2020Podcast · 2 speakersThe 28-year wait: Robert Langer on rejection, polymers, and a thousand studentsGuest Robert Langer · Host Lex FridmanThe MIT bioengineer talks with Lex Fridman about drug delivery, tissue engineering, patents, and the long path from a Folkman hypothesis to Avastin.
1:22:51ENLex Fridman· May 19, 2020Podcast · 2 speakersDensity, Not Demos: Sertac Karaman on Robots That Fly and DriveGuest Sertac Karaman · Host Lex FridmanThe MIT roboticist and Optimus Ride co-founder on why sharing space with people is harder than building the machine, and why flying at transportation scale is still the tougher problem.