Science & Futurism with Isaac Arthur

Isaac Arthur

Science & Futurism with Isaac Arthur explores humanity’s long-term future through space exploration, advanced technology, and big-picture science. Hosted by National Space Society President Isaac Arthur, each episode uses real science and careful speculation to examine space colonization, megastructures, artificial intelligence, post-scarcity economies, and the physics shaping civilization beyond Earth.

  1. Antimatter Containment - Bottling the Lightning

    1 day ago

    Antimatter Containment - Bottling the Lightning

    Can antimatter be stored safely? Explore magnetic traps, starship fuel, and the terrifying challenge of bottling energy that destroys any container it touches. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Watch my exclusive video Nearby Supernovae: https://nebula.tv/videos/isaacarthur-nearby-supernovae-could-one-destroy-earth-and-could-we-stop-it 🛒 SFIA Merchandise: https://isaac-arthur-shop.fourthwall.com/ 🌐 Visit our Website: http://www.isaacarthur.net ❤️ Support us on Patreon: https://www.patreon.com/IsaacArthur ⭐ Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur 👥 Facebook Group: https://www.facebook.com/groups/1583992725237264/ 📣 Reddit Community: https://www.reddit.com/r/IsaacArthur/ 🐦 Follow on Twitter / X: https://twitter.com/Isaac_A_Arthur 💬 SFIA Discord Server: https://discord.gg/53GAShE Credits: Antimatter Containment - Bottling the Lightning Written, Produced & Narrated by: Isaac Arthur Select imagery/video supplied by Getty Images 0:00 Intro 1:29 Bottling Lightning – Why Antimatter Is So Hard to Hold 3:57 How We Do It Today – Traps, Fields, and Tiny Amounts 10:31 Scaling the Impossible – From Lab Curiosity to Fuel Tank 15:08 Starship Fuel and Doomsday Risks 20:27 Nebula 21:42 Beyond Bottles – Rethinking How We Contain Antimatter See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

    27 min
  2. Antimatter Containment - Bottling the Lightning (Narration Only)

    1 day ago

    Antimatter Containment - Bottling the Lightning (Narration Only)

    Can antimatter be stored safely? Explore magnetic traps, starship fuel, and the terrifying challenge of bottling energy that destroys any container it touches. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Watch my exclusive video Nearby Supernovae: https://nebula.tv/videos/isaacarthur-nearby-supernovae-could-one-destroy-earth-and-could-we-stop-it 🛒 SFIA Merchandise: https://isaac-arthur-shop.fourthwall.com/ 🌐 Visit our Website: http://www.isaacarthur.net ❤️ Support us on Patreon: https://www.patreon.com/IsaacArthur ⭐ Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur 👥 Facebook Group: https://www.facebook.com/groups/1583992725237264/ 📣 Reddit Community: https://www.reddit.com/r/IsaacArthur/ 🐦 Follow on Twitter / X: https://twitter.com/Isaac_A_Arthur 💬 SFIA Discord Server: https://discord.gg/53GAShE Credits: Antimatter Containment - Bottling the Lightning Written, Produced & Narrated by: Isaac Arthur Select imagery/video supplied by Getty Images 0:00 Intro 1:29 Bottling Lightning – Why Antimatter Is So Hard to Hold 3:57 How We Do It Today – Traps, Fields, and Tiny Amounts 10:31 Scaling the Impossible – From Lab Curiosity to Fuel Tank 15:08 Starship Fuel and Doomsday Risks 20:27 Nebula 21:42 Beyond Bottles – Rethinking How We Contain Antimatter See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

    26 min
  3. What If We Found a Second Earth Nearby?

    3 days ago

    What If We Found a Second Earth Nearby?

    What if we found a true second Earth nearby? A living world, a barren paradise, or something too familiar to be natural could change science, politics, and humanity’s future forever. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Watch my exclusive video Nearby Supernovae: https://nebula.tv/videos/isaacarthur-nearby-supernovae-could-one-destroy-earth-and-could-we-stop-it Check out Gods & Monsters: https://nebula.tv/curiousarchive/gods-and-monsters?ref=isaacarthur 🛒 SFIA Merchandise: https://isaac-arthur-shop.fourthwall.com/ 🌐 Visit our Website: http://www.isaacarthur.net ❤️ Support us on Patreon: https://www.patreon.com/IsaacArthur ⭐ Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur 👥 Facebook Group: https://www.facebook.com/groups/1583992725237264/ 📣 Reddit Community: https://www.reddit.com/r/IsaacArthur/ 🐦 Follow on Twitter / X: https://twitter.com/Isaac_A_Arthur 💬 SFIA Discord Server: https://discord.gg/53GAShE Credits: What If We Found a Second Earth Nearby? Written, Produced & Narrated by: Isaac Arthur Music Courtesy of Stellardrone & Chris Zabriskie Select imagery/video supplied by Getty Images Chapters 0:00 Intro 1:26 What Counts as a “Second Earth”? 4:34 The Hidden Twin 6:24 The Real Discovery: A Nearby Earth 8:42 If It Has Life 9:17 Alien Life, But Compatible 11:15 Familiar Life - Too Familiar 13:26 Gods & Monsters 14:36 If It’s Barren - but Ready 18:00 The Rush: Who Gets a Whole World? 20:49 The Economics of a Second Earth 23:30 How Do You Divide a Planet? 26:27 The Long View: A Second Earth Changes Everything See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

    29 min
  4. What If We Found a Second Earth Nearby? (Narration Only)

    3 days ago

    What If We Found a Second Earth Nearby? (Narration Only)

    What if we found a true second Earth nearby? A living world, a barren paradise, or something too familiar to be natural could change science, politics, and humanity’s future forever. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Watch my exclusive video Nearby Supernovae: https://nebula.tv/videos/isaacarthur-nearby-supernovae-could-one-destroy-earth-and-could-we-stop-it Check out Gods & Monsters: https://nebula.tv/curiousarchive/gods-and-monsters?ref=isaacarthur 🛒 SFIA Merchandise: https://isaac-arthur-shop.fourthwall.com/ 🌐 Visit our Website: http://www.isaacarthur.net ❤️ Support us on Patreon: https://www.patreon.com/IsaacArthur ⭐ Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur 👥 Facebook Group: https://www.facebook.com/groups/1583992725237264/ 📣 Reddit Community: https://www.reddit.com/r/IsaacArthur/ 🐦 Follow on Twitter / X: https://twitter.com/Isaac_A_Arthur 💬 SFIA Discord Server: https://discord.gg/53GAShE Credits: What If We Found a Second Earth Nearby? Written, Produced & Narrated by: Isaac Arthur Music Courtesy of Stellardrone & Chris Zabriskie Select imagery/video supplied by Getty Images Chapters 0:00 Intro 1:26 What Counts as a “Second Earth”? 4:34 The Hidden Twin 6:24 The Real Discovery: A Nearby Earth 8:42 If It Has Life 9:17 Alien Life, But Compatible 11:15 Familiar Life - Too Familiar 13:26 Gods & Monsters 14:36 If It’s Barren - but Ready 18:00 The Rush: Who Gets a Whole World? 20:49 The Economics of a Second Earth 23:30 How Do You Divide a Planet? 26:27 The Long View: A Second Earth Changes Everything See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

    29 min
  5. Why Haven’t We Found Dyson Spheres Yet?

    6 days ago

    Why Haven’t We Found Dyson Spheres Yet?

    From Dysonian SETI to waste heat and galactic timelines, we explore why we haven’t found Dyson Spheres—and what their absence reveals about civilization. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Watch my exclusive video Nearby Supernovae: https://nebula.tv/videos/isaacarthur-nearby-supernovae-could-one-destroy-earth-and-could-we-stop-it 🛒 SFIA Merchandise: https://isaac-arthur-shop.fourthwall.com/ 🌐 Visit our Website: http://www.isaacarthur.net ❤️ Support us on Patreon: https://www.patreon.com/IsaacArthur ⭐ Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur 👥 Facebook Group: https://www.facebook.com/groups/1583992725237264/ 📣 Reddit Community: https://www.reddit.com/r/IsaacArthur/ 🐦 Follow on Twitter / X: https://twitter.com/Isaac_A_Arthur 💬 SFIA Discord Server: https://discord.gg/53GAShE Credits: Why Haven’t We Found Dyson Spheres Yet? Written, Produced & Narrated by: Isaac Arthur Music Courtesy of Stellardrone & Chris Zabriskie Select imagery/video supplied by Getty Images, Jeremy Jozwik, Ken York, Sergio Botero Chapters 0:00 Intro 2:41 What Could We Actually See? 9:11 The Timeline Problem 12:24 Looking Out Is Looking Back 17:42 The Dyson Dilemma 26:07 Alternative Paths: Civilizations That Don’t Expand 29:26 Energy, Efficiency, and the Problem of Waste Heat 33:21 Nebula 34:22 The Silence of the Spheres See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

    39 min
  6. Why Haven’t We Found Dyson Spheres Yet? (Narration Only)

    6 days ago

    Why Haven’t We Found Dyson Spheres Yet? (Narration Only)

    From Dysonian SETI to waste heat and galactic timelines, we explore why we haven’t found Dyson Spheres—and what their absence reveals about civilization. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Watch my exclusive video Nearby Supernovae: https://nebula.tv/videos/isaacarthur-nearby-supernovae-could-one-destroy-earth-and-could-we-stop-it 🛒 SFIA Merchandise: https://isaac-arthur-shop.fourthwall.com/ 🌐 Visit our Website: http://www.isaacarthur.net ❤️ Support us on Patreon: https://www.patreon.com/IsaacArthur ⭐ Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur 👥 Facebook Group: https://www.facebook.com/groups/1583992725237264/ 📣 Reddit Community: https://www.reddit.com/r/IsaacArthur/ 🐦 Follow on Twitter / X: https://twitter.com/Isaac_A_Arthur 💬 SFIA Discord Server: https://discord.gg/53GAShE Credits: Why Haven’t We Found Dyson Spheres Yet? Written, Produced & Narrated by: Isaac Arthur Music Courtesy of Stellardrone & Chris Zabriskie Select imagery/video supplied by Getty Images, Jeremy Jozwik, Ken York, Sergio Botero Chapters 0:00 Intro 2:41 What Could We Actually See? 9:11 The Timeline Problem 12:24 Looking Out Is Looking Back 17:42 The Dyson Dilemma 26:07 Alternative Paths: Civilizations That Don’t Expand 29:26 Energy, Efficiency, and the Problem of Waste Heat 33:21 Nebula 34:22 The Silence of the Spheres See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

    39 min
  7. The Physics of FTL Travel

    18 June

    The Physics of FTL Travel

    Can humanity ever travel faster than light, or does every shortcut through spacetime break causality itself? We explore warp drives, wormholes, tachyons, and why the universe pushes back. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Watch my exclusive video Nearby Supernovae: https://nebula.tv/videos/isaacarthur-nearby-supernovae-could-one-destroy-earth-and-could-we-stop-it 🛒 SFIA Merchandise: https://isaac-arthur-shop.fourthwall.com/ 🌐 Visit our Website: http://www.isaacarthur.net ❤️ Support us on Patreon: https://www.patreon.com/IsaacArthur ⭐ Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur 👥 Facebook Group: https://www.facebook.com/groups/1583992725237264/ 📣 Reddit Community: https://www.reddit.com/r/IsaacArthur/ 🐦 Follow on Twitter / X: https://twitter.com/Isaac_A_Arthur 💬 SFIA Discord Server: https://discord.gg/53GAShE Credits: The Physics of FTL Travel Written, Produced & Narrated by: Isaac Arthur Editor: Lukas Konecny Music Courtesy of Stellardrone & Chris Zabriskie Select imagery/video supplied by Getty Images Chapters 0:00 Intro 0:12 Faster Than Light Is the Wrong Question 4:18 Spacetime Engineering: Moving the Map Instead of the Ship 5:24 Warp Drives: Surfing Spacetime 11:46 Wormholes: Shortcuts with a Side of Time Travel 13:20 Hyperspace: Shortcuts Through the Bulk 15:11 Solitons: The Positive Energy Challenge 17:35 The Krasnikov Tube: Building a Star-Road 20:30 Natural Relativistic Loopholes: Cosmic Strings and Tipler Cylinders 25:05 Tachyons: The Simplest Way to Break Time 28:04 Vacuum & Time-Advance Effects: When Causality Bends, Just a Little 32:19 Quantum Red Herrings 35:42 Nebula 36:54 Why the Universe Pushes Back: Chronology Protection and Self-Defeating Physics See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

    41 min
  8. The Physics of FTL Travel (Narration Only)

    18 June

    The Physics of FTL Travel (Narration Only)

    Can humanity ever travel faster than light, or does every shortcut through spacetime break causality itself? We explore warp drives, wormholes, tachyons, and why the universe pushes back. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Watch my exclusive video Nearby Supernovae: https://nebula.tv/videos/isaacarthur-nearby-supernovae-could-one-destroy-earth-and-could-we-stop-it 🛒 SFIA Merchandise: https://isaac-arthur-shop.fourthwall.com/ 🌐 Visit our Website: http://www.isaacarthur.net ❤️ Support us on Patreon: https://www.patreon.com/IsaacArthur ⭐ Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur 👥 Facebook Group: https://www.facebook.com/groups/1583992725237264/ 📣 Reddit Community: https://www.reddit.com/r/IsaacArthur/ 🐦 Follow on Twitter / X: https://twitter.com/Isaac_A_Arthur 💬 SFIA Discord Server: https://discord.gg/53GAShE Credits: The Physics of FTL Travel Written, Produced & Narrated by: Isaac Arthur Editor: Lukas Konecny Music Courtesy of Stellardrone & Chris Zabriskie Select imagery/video supplied by Getty Images Chapters 0:00 Intro 0:12 Faster Than Light Is the Wrong Question 4:18 Spacetime Engineering: Moving the Map Instead of the Ship 5:24 Warp Drives: Surfing Spacetime 11:46 Wormholes: Shortcuts with a Side of Time Travel 13:20 Hyperspace: Shortcuts Through the Bulk 15:11 Solitons: The Positive Energy Challenge 17:35 The Krasnikov Tube: Building a Star-Road 20:30 Natural Relativistic Loopholes: Cosmic Strings and Tipler Cylinders 25:05 Tachyons: The Simplest Way to Break Time 28:04 Vacuum & Time-Advance Effects: When Causality Bends, Just a Little 32:19 Quantum Red Herrings 35:42 Nebula 36:54 Why the Universe Pushes Back: Chronology Protection and Self-Defeating Physics See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

    40 min
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Science & Futurism with Isaac Arthur explores humanity’s long-term future through space exploration, advanced technology, and big-picture science. Hosted by National Space Society President Isaac Arthur, each episode uses real science and careful speculation to examine space colonization, megastructures, artificial intelligence, post-scarcity economies, and the physics shaping civilization beyond Earth.

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