Advertise on podcast: Science & Futurism with Isaac Arthur

Why colonize one universe when reality may offer infinitely many? We explore alternate Earths, multiversal travel, dangerous new worlds, and the rise of Omega-class civilizations spanning entire realities. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Enjoy Rifftrax: https://nebula.tv/rifftrax?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: Colonizing the Multiverse: Beyond the Kardashev Scale Into Infinite Universes Written, Produced & Narrated by: Isaac Arthur Editor: Thomas Owens Music Courtesy of Stellardrone & Chris Zabriskie Select imagery/video supplied by Getty Images Chapters 0:00 Intro 2:22 The Geography of Reality 5:30 Why Colonize the Multiverse? 9:30 The First Beachhead 13:52 The Navigation Problem 17:35 Settlement Strategies 28:19 Rifftrax 29:11 Beyond the Kardashev Scale – Omega-Class Civilizations See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Why colonize one universe when reality may offer infinitely many? We explore alternate Earths, multiversal travel, dangerous new worlds, and the rise of Omega-class civilizations spanning entire realities. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Enjoy Rifftrax: https://nebula.tv/rifftrax?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: Colonizing the Multiverse: Beyond the Kardashev Scale Into Infinite Universes Written, Produced & Narrated by: Isaac Arthur Editor: Thomas Owens Music Courtesy of Stellardrone & Chris Zabriskie Select imagery/video supplied by Getty Images Chapters 0:00 Intro 2:22 The Geography of Reality 5:30 Why Colonize the Multiverse? 9:30 The First Beachhead 13:52 The Navigation Problem 17:35 Settlement Strategies 28:19 Rifftrax 29:11 Beyond the Kardashev Scale – Omega-Class Civilizations See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Could the most dangerous part of the Milky Way also be its most valuable? We explore civilizations at the galactic center, where dense stars, extreme radiation, black holes, and vast energy could fuel a cosmic metropolis. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Checkout Space Money and our Space Industry Collection: https://nebula.tv/isaacarthur/space-industry-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/53GAShE Credits: Civilizations at the Galactic Center – Thriving in the most extreme energy fields of the Milky Way Written, Produced & Narrated by: Isaac Arthur Graphics from Jeremy Jozwik & Ken York Music Courtesy of Stellardrone & Chris Zabriskie Select imagery/video supplied by Getty Images Chapters 0:00 Intro 0:12 Where Is the Galactic Center, Really? 4:40 An Environment Turned Up to Eleven 9:249 How Dangerous Is the Radiation, Really? 14:03 Why Would Anyone Live Here? 15:47 Buried Worlds: Surviving the Galactic Furnace 17:50 Dyson Swarms of the Inner Bulge 20:58 Space Industry 22:00 Birch Planets at Sagittarius A* See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Could the most dangerous part of the Milky Way also be its most valuable? We explore civilizations at the galactic center, where dense stars, extreme radiation, black holes, and vast energy could fuel a cosmic metropolis. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Checkout Space Money and our Space Industry Collection: https://nebula.tv/isaacarthur/space-industry-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/53GAShE Credits: Civilizations at the Galactic Center – Thriving in the most extreme energy fields of the Milky Way Written, Produced & Narrated by: Isaac Arthur Graphics from Jeremy Jozwik & Ken York Music Courtesy of Stellardrone & Chris Zabriskie Select imagery/video supplied by Getty Images Chapters 0:00 Intro 0:12 Where Is the Galactic Center, Really? 4:40 An Environment Turned Up to Eleven 9:249 How Dangerous Is the Radiation, Really? 14:03 Why Would Anyone Live Here? 15:47 Buried Worlds: Surviving the Galactic Furnace 17:50 Dyson Swarms of the Inner Bulge 20:58 Space Industry 22:00 Birch Planets at Sagittarius A* See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

What if the ultimate technology isn’t a starship, but a universe? We explore simulated worlds, baby universes, black holes, false vacuum bubbles, and whether civilization could one day create realities of its own. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Enjoy Rifftrax: https://nebula.tv/rifftrax?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: Could We Create Artificial Universes? Written, Produced & Narrated by: Isaac Arthur Music by Epidemic Sound: http://nebula.tv/epidemic & Stellardrone Select imagery/video supplied by Getty Images See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

What if the ultimate technology isn’t a starship, but a universe? We explore simulated worlds, baby universes, black holes, false vacuum bubbles, and whether civilization could one day create realities of its own. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Enjoy Rifftrax: https://nebula.tv/rifftrax?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: Could We Create Artificial Universes? Written, Produced & Narrated by: Isaac Arthur Music by Epidemic Sound: http://nebula.tv/epidemic & Stellardrone Select imagery/video supplied by Getty Images See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

White holes are black holes run backward: nothing can enter, but matter and light can escape. We explore whether these strange solutions could exist, connect to black holes, or even hint at how universes are born. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Enjoy Rifftrax: https://nebula.tv/rifftrax?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: White Holes: Do They Exist? Written, Produced & Narrated by: Isaac Arthur Editor: Briana Brownell Music by Epidemic Sound: http://nebula.tv/epidemic Select imagery/video supplied by Getty Images Chapters 0:00 Intro 1:55 The Universe’s Exit Door 7:03 The Equation That Runs Backward 12:20 Why Nature Hates White Holes 15:44 Black Holes, Baby Universes, and the Big Bang Temptation 23:06 Rifftrax 24:00 Mathematical Ghosts or Future Cosmic Fireworks? See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

White holes are black holes run backward: nothing can enter, but matter and light can escape. We explore whether these strange solutions could exist, connect to black holes, or even hint at how universes are born. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Enjoy Rifftrax: https://nebula.tv/rifftrax?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: White Holes: Do They Exist? Written, Produced & Narrated by: Isaac Arthur Editor: Briana Brownell Music by Epidemic Sound: http://nebula.tv/epidemic Select imagery/video supplied by Getty Images Chapters 0:00 Intro 1:55 The Universe’s Exit Door 7:03 The Equation That Runs Backward 12:20 Why Nature Hates White Holes 15:44 Black Holes, Baby Universes, and the Big Bang Temptation 23:06 Rifftrax 24:00 Mathematical Ghosts or Future Cosmic Fireworks? See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Mercury may be the Solar System’s first true industrial world. We explore robotic mines, solar furnaces, mass drivers, mobile cities, and how the innermost planet could help build a Dyson swarm. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Checkout Space Money and our Space Industry Collection: https://nebula.tv/isaacarthur/space-industry-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/53GAShE Credits: Mining Mercury: The First Planetary Industrial Base Written, Produced & Narrated by: Isaac Arthur Graphics: Ian Long, Jeremy Jozwik, Justin Dixon, Ken York, MirageDereve, Sergio Botero Music by Epidemic Sound: http://nebula.tv/epidemic Select imagery/video supplied by Getty Images 0:00 Intro 0:27 The Planet Nobody Mines Yet 3:19 Mercury 101: The Fastest World Around the Sun 7:20 A Metal Planet With a Volatile Past 10:16 Why Mercury Instead of the Asteroids? 13:14 The First Robotic Mines 19:32 Living on the Terminator 21:30 Solar Furnaces and Mercurian Foundries 22:53 Mass Drivers: Railroads to Space 24:26 Space Elevators, Skyhooks, and Rotovators 27:51 The First Near-Sun Industrial Base 28:55 What Mercury Builds: Mirrors, Habitats, and Starships 30:20 The Star Forge Phase 31:36 Could We Terraform Mercury? 33:35 Space Industry 34:35 Should We Preserve a Dead World? See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Mercury may be the Solar System’s first true industrial world. We explore robotic mines, solar furnaces, mass drivers, mobile cities, and how the innermost planet could help build a Dyson swarm. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Checkout Space Money and our Space Industry Collection: https://nebula.tv/isaacarthur/space-industry-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/53GAShE Credits: Mining Mercury: The First Planetary Industrial Base Written, Produced & Narrated by: Isaac Arthur Graphics: Ian Long, Jeremy Jozwik, Justin Dixon, Ken York, MirageDereve, Sergio Botero Music by Epidemic Sound: http://nebula.tv/epidemic Select imagery/video supplied by Getty Images 0:00 Intro 0:27 The Planet Nobody Mines Yet 3:19 Mercury 101: The Fastest World Around the Sun 7:20 A Metal Planet With a Volatile Past 10:16 Why Mercury Instead of the Asteroids? 13:14 The First Robotic Mines 19:32 Living on the Terminator 21:30 Solar Furnaces and Mercurian Foundries 22:53 Mass Drivers: Railroads to Space 24:26 Space Elevators, Skyhooks, and Rotovators 27:51 The First Near-Sun Industrial Base 28:55 What Mercury Builds: Mirrors, Habitats, and Starships 30:20 The Star Forge Phase 31:36 Could We Terraform Mercury? 33:35 Space Industry 34:35 Should We Preserve a Dead World? See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Gasoline doesn’t have to come from oil. With carbon dioxide captured from the atmosphere, hydrogen, and enough energy, we can manufacture synthetic fuels that work much like the gasoline, diesel, and jet fuel we already use... so why aren’t we doing it everywhere? Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Checkout Space Money and our Space Industry Collection: https://nebula.tv/isaacarthur/space-industry-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/53GAShE Credits: Making Gasoline from Air - The Science of Synthetic Fuel Written, Produced & Narrated by: Isaac Arthur Editors: Jason Snyder & Yoel Mizrachi Music by Epidemic Sound: http://nebula.tv/epidemic Select imagery/video supplied by Getty Images See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Gasoline doesn’t have to come from oil. With carbon dioxide captured from the atmosphere, hydrogen, and enough energy, we can manufacture synthetic fuels that work much like the gasoline, diesel, and jet fuel we already use... so why aren’t we doing it everywhere? Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Checkout Space Money and our Space Industry Collection: https://nebula.tv/isaacarthur/space-industry-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/53GAShE Credits: Making Gasoline from Air - The Science of Synthetic Fuel Written, Produced & Narrated by: Isaac Arthur Editors: Jason Snyder & Yoel Mizrachi Music by Epidemic Sound: http://nebula.tv/epidemic Select imagery/video supplied by Getty Images See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

What happens when time stops being scarce? From nanobots to mind uploads, we explore the economy of immortality... and what it costs to live forever. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Checkout 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/53GAShE Credits: The Economics of Immortality Written, Produced & Narrated by: Isaac Arthur Editors: Thomas Owens Select imagery/video supplied by Getty Images Music Courtesy of Epidemic Sound http://epidemicsound.com/creator See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

What happens when time stops being scarce? From nanobots to mind uploads, we explore the economy of immortality... and what it costs to live forever. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Checkout 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/53GAShE Credits: The Economics of Immortality Written, Produced & Narrated by: Isaac Arthur Editors: Thomas Owens Select imagery/video supplied by Getty Images Music Courtesy of Epidemic Sound http://epidemicsound.com/creator See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Would we ever colonize space with prisoners? From penal colonies to prison planets, we explore whether exile could become a second chance, a new civilization, or a nightmare with rockets. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Checkout 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/53GAShE Credits: The Prison Planet Problem - Exiled to Space Written, Produced & Narrated by: Isaac Arthur Music by Epidemic Sound: http://nebula.tv/epidemic Select imagery/video supplied by Getty Images Chapters Intro 2:30 The Old Logic in a New Sky 6:45 The Prison Planet as a Phase 11:23 Would We Ever Need Prisoner Colonists? 16:13 Punishment, Pardon, or Purpose? 19:33 The Second Wave 24:52 Mad Kings 25:57 The Dark Version, and the Better One See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.