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Into the Impossible With Brian Keating

Big Bang Productions Inc.

Think like a physicist. Wonder like a human. Into the Impossible is where Cosmic Conversations happen — uniting Nobel Prize winners, iconoclasts, authors, and technologists to explore reality’s deepest questions. From AI to aliens, from biophysics to the brain, from the cosmos to the multiverse, Brian Keating, Chancellor’s Distinguished Professor of Physics at UC San Diego covers it all.

If you’ve ever asked What’s out there? or What’s next?, this is where curiosity meets clarity.

Learn to think like this. 🎙 Full episodes, notes & more: briankeating.com/podcast

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  • 42 episodes
  • a few times a week
  • Avg 1 hr 7 min
  • English

Episodes 42

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  • May 7 · 40 min

    The Equation That Changed How Physicists Think About Reality | Juan Maldacena - #554

    Juan Maldacena is a theoretical physicist at the Institute for Advanced Study whose 1997 paper remains the most cited in the history of theoretical physics. We cover: -why wormholes and quantum entanglement may be the same thing -what actually happens to information when you throw something into a black hole -the reason Hawking radiation accidentally gave cosmologists the equation that explains why the universe has structure -whether science-fiction wormholes are ruled out by the laws of physics -the one unsolved problem Juan says matters more than black holes. The most important problem in quantum gravity is understanding the beginning of the Big Bang — not black holes. TIMESTAMPS 00:00 What If Einstein's Two Strangest Ideas Were One? 01:15 Juan Maldacena: The Most Cited Physicist Alive 03:25 What Would Einstein Most Want to Know Today? 07:45 The Holographic Principle Explained 09:20 What Happens When You Throw a Laptop Into a Black Hole? 11:00 Is Information Actually Lost Forever? 12:25 The Problem Juan Wants to Solve Before He Dies 13:50 Why Real Black Holes Don't Emit Hawking Radiation 15:25 How Black Hole Physics Accidentally Explained the Universe 17:00 Could Primordial Black Holes Be Dark Matter? 18:30 Real Observers Solving Imaginary Problems 21:15 Why Imaginary Numbers Keep Being Right 25:00 The Origin Story of AdS/CFT 27:05 Do We Actually Live in AdS Space? 29:00 Are Wormholes Real or Just Science Fiction? 32:10 Could AI Have Helped Einstein? 33:00 Can Science and Religion Coexist? ——— 📬 Get the transcript, fascinating bonus content, and my Monday M.A.G.I.C. Message: https://briankeating.com/yt 🌠 Have a .edu email and live in the USA 🇺🇸? You automatically win a meteorite: https://BrianKeating.com/edu 🔔 Subscribe: https://www.youtube.com/DrBrianKeating?sub_confirmation=1 🎯 Support Into the Impossible on Patreon — get my weekly M.A.G.I.C. Message, unfiltered bonus content, and live monthly Office Hours with me: https://www.patreon.com/drbriankeating ⭐ Join this channel for perks, monthly Office Hours, and your name in the Member Roster at the end of every episode: https://www.youtube.com/channel/UCmXH_moPhfkqCk6S3b9RWuw/join 📚 My books: Losing the Nobel Prize (memoir): http://amzn.to/2sa5UpA Think Like a Nobel Prize Winner: https://a.co/d/03ezQFu Focus Like a Nobel Prize Winner: https://a.co/d/hi50U9U Galileo's Dialogue (first-ever audiobook): https://a.co/d/iZPi9Un 🌐 More: 🏄‍♂️ Twitter: https://twitter.com/DrBrianKeating ✍️ Blog: https://briankeating.com/blog 🎙️ Audio-only: https://briankeating.com/podcast #intotheimpossible #briankeating #science #physics #astronomy #cosmology #podcast #universe Learn more about your ad choices. Visit megaphone.fm/adchoices

  • April 29 · 52 min

    Princeton Scientist: We Don't Understand AI - Tom Griffiths - #553

    A Princeton cognitive scientist says AI can't think like a child — and giving it more data won't fix that. If the field keeps scaling without solving what's actually missing, the gap between human and machine intelligence won't close. It'll just get more expensive. Tom Griffiths is a professor of psychology and computer science at Princeton, and one of the leading researchers working at the intersection of human cognition and AI. We cover: -why a child learns language from breadcrumbs while AI needs continents of data -the 250-year-old idea that quietly became the foundation of modern language models -what sycophantic AI actually does to your beliefs over time -why solving AGI might have less to do with scale and more to do with understanding what a child's mind really is. The hallucinations don't bother him — it's the sycophancy that should worry you. Key Takeaways: 00:00 The Math Behind How Minds Actually Work 00:30 Why Defining "Thought" Is Harder Than It Looks 04:30 What AI Gets Wrong About Consciousness 07:00 What ChatGPT Actually Revealed About the Field 08:10 Are Humans Really Irrational — Or Solving a Different Problem? 11:00 How Chomsky Turned Language Into a Math Problem 13:55 The Chessboard Analogy That Explains Generative Grammar 15:20 Why Aristotle Got Thought Right and Physics Wrong 19:45 The Man Who Tried to Build AI in the 1600s 22:40 What Everyone Gets Wrong About George Boole 25:25 From Boole to Turing: How Logic Became Computers 27:40 Why Your Brain Runs on Less Energy Than a Light Bulb 28:40 Jensen Huang Says AGI Is Here. Is He Right? 31:45 Why the "AI vs. Human Intelligence" Scale Is Misleading 33:50 Why a Child Still Outlearns Every AI Model 35:20 The Fuzzy Boundary Problem That Broke Rule-Based AI 37:20 How Semantic Networks Rewired the Theory of Memory 39:30 Rosenblatt Built a Brain — Then Minsky Killed It 43:15 The Plane Ride Where Backpropagation Was Solved 44:20 Hallucinations, Sycophancy, and What Should Actually Worry You 47:00 What Has to Change Before AI Can Truly Generalize 50:10 What a Layperson Should Actually Take Away From This ——— 📬 Get the transcript, fascinating bonus content, and my Monday M.A.G.I.C. Message: https://briankeating.com/yt 🌠 Have a .edu email and live in the USA 🇺🇸? You automatically win a meteorite: https://BrianKeating.com/edu 🔔 Subscribe: https://www.youtube.com/DrBrianKeating?sub_confirmation=1 🎯 Support Into the Impossible on Patreon — get my weekly M.A.G.I.C. Message, unfiltered bonus content, and live monthly Office Hours with me: https://www.patreon.com/drbriankeating ⭐ Join this channel for perks, monthly Office Hours, and your name in the Member Roster at the end of every episode: https://www.youtube.com/channel/UCmXH_moPhfkqCk6S3b9RWuw/join 📚 My books: Losing the Nobel Prize (memoir): http://amzn.to/2sa5UpA Think Like a Nobel Prize Winner: https://a.co/d/03ezQFu Focus Like a Nobel Prize Winner: https://a.co/d/hi50U9U Galileo's Dialogue (first-ever audiobook): https://a.co/d/iZPi9Un 🌐 More: 🏄‍♂️ Twitter: https://twitter.com/DrBrianKeating ✍️ Blog: https://briankeating.com/blog 🎙️ Audio-only: https://briankeating.com/podcast #intotheimpossible #briankeating #science #physics #astronomy #cosmology #podcast #universe Learn more about your ad choices. Visit megaphone.fm/adchoices

Showing 41–42 of 42 episodes