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Science & Futurism with Isaac Arthur: Daily Summaries Delivered
by 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.
Latest Episodes
The most recent episodes — sign up to get AI-powered summaries of each one.
- Yesterday43 min
How Big Could Human Civilization?
How big could human civilization become? From trillion-person worlds to Dyson swarms, galaxy-spanning cultures, and digital minds, we explore just how far humanity could scale.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurCheckout 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/53GAShECredits:How Big Could Human Civilization Get?Written, Produced & Narrated by: Isaac ArthurMusic by Epidemic Sound: http://nebula.tv/epidemicStellardrone & Chris Zabriskie Graphics: Jeremy Jozwik, Sergio Botero, Udo SchroeterSelect imagery/video supplied by Getty ImagesChapters0:00 Intro2:54 Earth, Planets, and the Classic Human Future10:05 The Galaxy as a Human Family Tree16:53 Using Space Properly23:41 Stars, Galaxies, and Kardashev Civilizations30:32 Gods & Monsters31:35 When Humans Stop Being BaselineSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
- Yesterday43 min
How Big Could Human Civilization? (Narration Only)
How big could human civilization become? From trillion-person worlds to Dyson swarms, galaxy-spanning cultures, and digital minds, we explore just how far humanity could scale.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurCheckout 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/53GAShECredits:How Big Could Human Civilization Get?Written, Produced & Narrated by: Isaac ArthurMusic by Epidemic Sound: http://nebula.tv/epidemicStellardrone & Chris Zabriskie Graphics: Jeremy Jozwik, Sergio Botero, Udo SchroeterSelect imagery/video supplied by Getty ImagesChapters0:00 Intro2:54 Earth, Planets, and the Classic Human Future10:05 The Galaxy as a Human Family Tree16:53 Using Space Properly23:41 Stars, Galaxies, and Kardashev Civilizations30:32 Gods & Monsters31:35 When Humans Stop Being BaselineSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
- 4 days ago32 min
Can a Civilization Forget How Its Own Technology Works?
What happens when the machines still work, but nobody remembers how they were built? We explore technological amnesia, black-box automation, lost expertise, and civilizations trapped inside inherited technology.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurCheckout Alien Data Arks, Outsider Aliens, and our Alien Life Collection: https://nebula.tv/isaacarthur/alien-life-collection🛒 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/53GAShECredits:Can a Civilization Forget How Its Own Technology Works?Written, Produced & Narrated by: Isaac ArthurMusic by Epidemic Sound: http://nebula.tv/epidemicStellardrone & Chris Zabriskie Select imagery/video supplied by Getty ImagesChapters0:00 Intro2:51 Forgetting the Footnotes7:33 Black Boxes and Sacred Buttons12:46 12 Years14:08 Tradition, Taboo, and the Maintenance Guild19:54 Colonies That Inherit Too Much23:22 The Stagnant Stars27:03 Alien Life28:03 How Not to ForgetSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
- 4 days ago32 min
Can a Civilization Forget How Its Own Technology Works? (Narration Only)
What happens when the machines still work, but nobody remembers how they were built? We explore technological amnesia, black-box automation, lost expertise, and civilizations trapped inside inherited technology.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurCheckout Alien Data Arks, Outsider Aliens, and our Alien Life Collection: https://nebula.tv/isaacarthur/alien-life-collection🛒 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/53GAShECredits:Can a Civilization Forget How Its Own Technology Works?Written, Produced & Narrated by: Isaac ArthurMusic by Epidemic Sound: http://nebula.tv/epidemicStellardrone & Chris Zabriskie Select imagery/video supplied by Getty ImagesChapters0:00 Intro2:51 Forgetting the Footnotes7:33 Black Boxes and Sacred Buttons12:46 12 Years14:08 Tradition, Taboo, and the Maintenance Guild19:54 Colonies That Inherit Too Much23:22 The Stagnant Stars27:03 Alien Life28:03 How Not to ForgetSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
- 1 weeks ago25 min
Floating Cities Above Gas Giants (Narration Only)
Why build floating cities above Jupiter and Saturn? Not for fusion fuel, but for something far more valuable: the staggering amounts of hydrogen, nitrogen, and raw material needed to build a spacefaring civilization.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurCheckout 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/53GAShECredits:Floating Cities Above Gas GiantsWritten, Produced & Narrated by: Isaac ArthurMusic by Epidemic Sound: http://nebula.tv/epidemicStellardrone & Chris Zabriskie Graphics from: Ervin Oprea, Jeremy Jozwik & Sergio BoteroSelect imagery/video supplied by Getty ImagesSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
- 1 weeks ago25 min
Floating Cities Above Gas Giants
Why build floating cities above Jupiter and Saturn? Not for fusion fuel, but for something far more valuable: the staggering amounts of hydrogen, nitrogen, and raw material needed to build a spacefaring civilization.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurCheckout 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/53GAShECredits:Floating Cities Above Gas GiantsWritten, Produced & Narrated by: Isaac ArthurMusic by Epidemic Sound: http://nebula.tv/epidemicStellardrone & Chris Zabriskie Graphics from: Ervin Oprea, Jeremy Jozwik & Sergio BoteroSelect imagery/video supplied by Getty ImagesSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
- 1 weeks ago22 min
The First Space Elevator: Where Would We Build It? (Narration Oly)
If we could build a space elevator tomorrow, where should it go? Earth may be the obvious answer, but the Moon, Mars, and other worlds may be far easier. We compare the best candidates.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurCheckout Mad Kings : https://nebula.tv/madkings?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/53GAShECredits:The First Space Elevator: Where Would We Build It?Written, Produced & Narrated by: Isaac ArthurMusic by Epidemic Sound: http://nebula.tv/epidemicGraphics from: Jeremy Jozwik, Ken York, Phil Swan & Sergio BoteroSelect imagery/video supplied by Getty ImagesChapters0:00 Intro 4:02 Why Not the Atlantic, Indian, or Land?9:07 Cheating the Equator12:37 The First Elevator Might Not Be on EarthSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
- 1 weeks ago22 min
The First Space Elevator: Where Would We Build It?
If we could build a space elevator tomorrow, where should it go? Earth may be the obvious answer, but the Moon, Mars, and other worlds may be far easier. We compare the best candidates.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurCheckout Mad Kings : https://nebula.tv/madkings?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/53GAShECredits:The First Space Elevator: Where Would We Build It?Written, Produced & Narrated by: Isaac ArthurMusic by Epidemic Sound: http://nebula.tv/epidemicGraphics from: Jeremy Jozwik, Ken York, Phil Swan & Sergio BoteroSelect imagery/video supplied by Getty ImagesChapters0:00 Intro 4:02 Why Not the Atlantic, Indian, or Land?9:07 Cheating the Equator12:37 The First Elevator Might Not Be on EarthSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
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About Science & Futurism with 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.
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