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51:55EN
3Blue1Brown· 18 sept 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.
3:52:17EN
Lex Fridman· 31 dic 2025PódcastSome Infinities Are Larger Than OthersPresenta: Lex FridmanJoel David Hamkins walks Lex Fridman from Hilbert's Hotel through Gödel, the continuum hypothesis, and a set-theoretic multiverse where truth is not the same as proof.
3:23ENNitya on Training and Working as a Quantitative Trader at Jane StreetNitya · Jane StreetA trader on the New York international ETF desk describes the skills, training and collaboration involved in her work.
5:38ENWavey’s Return: Solving a River-Crossing PuzzleSawyer · Jane StreetSawyer solves the first toy-boat crossing with a 5:3 speed ratio, then asks how the answer changes when the return journey starts 60 meters downstream.
6:37ENCrossing the River: A Toy Boat Puzzle and a Snow-Cone SolutionSawyer · Jane StreetA toy boat drifts downstream in a steady current. Sawyer poses a navigation puzzle and solves the previous episode’s cone-and-hemisphere problem.
7:03ENGrandma’s Secret College Fund: A Bayes’ Theorem PuzzleSawyer · Jane StreetA random $20 bill reveals information about a hidden deposit. Sawyer poses the new puzzle and solves a DMV probability problem three ways.
7:15ENA Balanced Game of War and the Probability of Three TaxisSawyer · Jane StreetSawyer introduces conditional probability through a card-game challenge, then solves an earlier six-car puzzle in two ways.
54:58ENLex FridmanPódcastEric Weinstein on Geometric Unity: One Canvas, Fourteen Dimensions and a Theory of EverythingPresenta: Lex FridmanEric Weinstein talks with Lex Fridman about releasing his Oxford lecture, why academia resists his ideas, and how Geometric Unity tries to derive matter from the geometry of spacetime.
21:52ENLex FridmanPódcastThe Secret Seminar: Eric Weinstein on What Happens When Academia Meets Someone It Can't CategorizePresenta: Lex FridmanIn a clip from the Lex Fridman Podcast, mathematician Eric Weinstein recounts discovering a hidden seminar at Harvard and explains why he thinks institutions fail on novel cases.
11:34ENLex FridmanPódcastNeither Discovered Nor Invented: Grant Sanderson on the Cycle Between Math and the WorldPresenta: Lex Fridman3Blue1Brown's Grant Sanderson tells Lex Fridman that mathematics feeds on a loop of discovery and invention, and wonders why the universe's laws are so compressible.