Science & Futurism with Isaac Arthur

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://isaa...

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://isaa...

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://isaa...

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://isaa...

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...

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...

What if we could make gasoline from air? We explore how carbon dioxide, water, and electricity can become synthetic gasoline, jet fuel, rocket propellant, plastics, and more. 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...

What if we could make gasoline from air? We explore how carbon dioxide, water, and electricity can become synthetic gasoline, jet fuel, rocket propellant, plastics, and more. 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...

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://...

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://...

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.fourthw...

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.fourthw...

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/isaacarthur Checkout Gods & Monsters: https://nebula.tv/curiousarchive/gods-and-monsters?ref=isaacarthur 🛒 SFIA Merchandise: https://isa...

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/isaacarthur Checkout Gods & Monsters: https://nebula.tv/curiousarchive/gods-and-monsters?ref=isaacarthur 🛒 SFIA Merchandise: https://isa...

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/isaacarthur Checkout Alien Data Arks, Outsider Aliens, and our Alien Life Collection: https://nebula.tv/is...

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/isaacarthur Checkout Alien Data Arks, Outsider Aliens, and our Alien Life Collection: https://nebula.tv/is...

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/isaacarthur Checkout Gods & Monsters: https://nebula.tv/curiousarchive/gods-and-monsters?ref=isaa...

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/isaacarthur Checkout Gods & Monsters: https://nebula.tv/curiousarchive/gods-and-monsters?ref=isaa...

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/isaacarthur Checkout Mad Kings : https://nebula.tv/madkings?ref=isaacarthur 🛒 SFIA Merchandise: https://isaac-arthur-shop.fourthwal...

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/isaacarthur Checkout Mad Kings : https://nebula.tv/madkings?ref=isaacarthur 🛒 SFIA Merchandise: https://isaac-arthur-shop.fourthwal...

Ion drives are slow, quiet, and astonishingly efficient. From asteroid freighters and Mars cargo ships to the infrastructure behind future starships, these patient engines may help build civilization across the Solar System. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Checkout Gods & Monsters: https://nebula.tv/curiousarchive/gods-and-monsters?...

Ion drives are slow, quiet, and astonishingly efficient. From asteroid freighters and Mars cargo ships to the infrastructure behind future starships, these patient engines may help build civilization across the Solar System. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Checkout Gods & Monsters: https://nebula.tv/curiousarchive/gods-and-monsters?...

For 72 seconds, the universe seemed to answer SETI. The Wow! Signal was strong, narrowband, and strangely convincing... but it never came back. So what actually happened in 1977? Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Checkout Alien Data Arks, Outsider Aliens, and our Alien Life Collection: https://nebula.tv/isaacarthur/alien-life-collection...

For 72 seconds, the universe seemed to answer SETI. The Wow! Signal was strong, narrowband, and strangely convincing... but it never came back. So what actually happened in 1977? Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Checkout Alien Data Arks, Outsider Aliens, and our Alien Life Collection: https://nebula.tv/isaacarthur/alien-life-collection...

Could life thrive without sunlight? Explore dark biospheres on rogue planets, icy moons, and buried oceans, where chemistry, tidal heating, and geothermal energy may sustain alien ecosystems in eternal night. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Checkout Otusider Aliens and our Alien Life Collection: https://nebula.tv/isaacarthur/alien-life-...