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.

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1,240 episodes
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Today · 33 min
Fluorine Lifeforms – Creatures of the Halogen Seas
Could life survive in oceans that eat glass and treat water as poison? Explore fluorine-rich biology, hydrogen fluoride seas, and alien creatures whose metabolisms resemble carefully contained rocket engines. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Check out TierZoo Remastered: https://nebula.tv/tierzoo/tierzoo-remastered?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: Fluorine Lifeforms – Creatures of the Halogen Seas Written, Produced & Narrated by: Isaac Arthur Music by Epidemic Sound: http://nebula.tv/epidemic Chris Zabriskie Select imagery/video supplied by Getty Images Chapters 0:00 Intro 5:16 Fluorine in the Toolbox 10:14 The Halogen Sea 17:35 Rocket-Engine Biology & Fluorine Dragons 23:11 Worlds, Weather, Detection, and Civilization 28:16 TierZoo 29:24 Life Under Armed Guard See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
Today · 33 min
Fluorine Lifeforms – Creatures of the Halogen Seas (Narration Only)
Could life survive in oceans that eat glass and treat water as poison? Explore fluorine-rich biology, hydrogen fluoride seas, and alien creatures whose metabolisms resemble carefully contained rocket engines. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Check out TierZoo Remastered: https://nebula.tv/tierzoo/tierzoo-remastered?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: Fluorine Lifeforms – Creatures of the Halogen Seas Written, Produced & Narrated by: Isaac Arthur Music by Epidemic Sound: http://nebula.tv/epidemic Chris Zabriskie Select imagery/video supplied by Getty Images Chapters 0:00 Intro 5:16 Fluorine in the Toolbox 10:14 The Halogen Sea 17:35 Rocket-Engine Biology & Fluorine Dragons 23:11 Worlds, Weather, Detection, and Civilization 28:16 TierZoo 29:24 Life Under Armed Guard See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
Thursday · 24 min
Can You Survive Inside a Star?
Can you survive inside a star? The answer is stranger than “no.” Explore plasma storms, red giants, magnetic shields, and how future civilizations might turn stars into fortresses. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Watch my exclusive video Colonizing Ocean Worlds: https://nebula.tv/videos/isaacarthur-colonizing-ocean-worlds-subaquatic-settlements 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: Can You Survive Inside a Star? Written, Produced & Narrated by: Isaac Arthur Editor: Lukas Konecny 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.
Thursday · 24 min
Can You Survive Inside a Star? (Narration Only)
Can you survive inside a star? The answer is stranger than “no.” Explore plasma storms, red giants, magnetic shields, and how future civilizations might turn stars into fortresses. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Watch my exclusive video Colonizing Ocean Worlds: https://nebula.tv/videos/isaacarthur-colonizing-ocean-worlds-subaquatic-settlements 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: Can You Survive Inside a Star? Written, Produced & Narrated by: Isaac Arthur Editor: Lukas Konecny 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.
July 26 · 36 min
Mass Drivers on the Moon - Enabling a Lunar Economy
The Moon may be dusty and desolate, but its future could be full of traffic. In this extended edition, we explore how mass drivers, rockets, space elevators, and orbital logistics could turn the Moon into the industrial gateway of the Solar System. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Watch Mad Kings: https://nebula.tv/madkings?ref=isaacarthur Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur 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: https://www.reddit.com/r/IsaacArthur/ Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content. SFIA Discord Server: https://discord.gg/53GAShE Credits: Mass Drivers on the Moon: Enabling a Lunar Economy Written, Produced & Narrated by: Isaac Arthur Editor: Phil Swan Graphics: Apogii.uk Anthrofuturism Jeremy Jozwik Sergio Botero Phil Swan Select imagery/video supplied by Getty Images Music Courtesy of Epidemic Sound http://epidemicsound.com/creator Chapters 0:00 Intro 0:09 Why the Moon, Why Launch? 4:12 Mass Drivers: The Basics and the Vision 8:24 Building the Lunar Launch Rail 13:15 The Big Advantages: Why Mass Drivers—And Why the Moon? 20:09 Challenges and Engineering Considerations 28:29 Rockets and Space Elevators: Friends or Rivals? 31:06 The Logistics Web of the Moon 32:30 The Roadmap: From Testbed to Trade Empire 34:28 Mad Kings 35:35 The Moon as Our First Cosmic Freight Terminal See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
July 26 · 36 min
Mass Drivers on the Moon - Enabling a Lunar Economy (Narration Only)
The Moon may be dusty and desolate, but its future could be full of traffic. In this extended edition, we explore how mass drivers, rockets, space elevators, and orbital logistics could turn the Moon into the industrial gateway of the Solar System. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Watch Mad Kings: https://nebula.tv/madkings?ref=isaacarthur Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur 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: https://www.reddit.com/r/IsaacArthur/ Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content. SFIA Discord Server: https://discord.gg/53GAShE Credits: Mass Drivers on the Moon: Enabling a Lunar Economy Written, Produced & Narrated by: Isaac Arthur Editor: Phil Swan Graphics: Apogii.uk Anthrofuturism Jeremy Jozwik Sergio Botero Phil Swan Select imagery/video supplied by Getty Images Music Courtesy of Epidemic Sound http://epidemicsound.com/creator Chapters 0:00 Intro 0:09 Why the Moon, Why Launch? 4:12 Mass Drivers: The Basics and the Vision 8:24 Building the Lunar Launch Rail 13:15 The Big Advantages: Why Mass Drivers—And Why the Moon? 20:09 Challenges and Engineering Considerations 28:29 Rockets and Space Elevators: Friends or Rivals? 31:06 The Logistics Web of the Moon 32:30 The Roadmap: From Testbed to Trade Empire 34:28 Mad Kings 35:35 The Moon as Our First Cosmic Freight Terminal See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
July 23 · 25 min
Molecular Industry: Factories Made of DNA
What if the future of industry isn’t giant factories, but molecular machines too small to see? DNA factories could repair bodies, grow habitats, and transform civilization. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Watch my exclusive video Colonizing Ocean Worlds: https://nebula.tv/videos/isaacarthur-colonizing-ocean-worlds-subaquatic-settlements 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: Molecular Industry: Factories Made of DNA Written, Produced & Narrated by: Isaac Arthur Editor: Lukas Konecny 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.
July 23 · 25 min
Molecular Industry: Factories Made of DNA (Narration Only)
What if the future of industry isn’t giant factories, but molecular machines too small to see? DNA factories could repair bodies, grow habitats, and transform civilization. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Watch my exclusive video Colonizing Ocean Worlds: https://nebula.tv/videos/isaacarthur-colonizing-ocean-worlds-subaquatic-settlements 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: Molecular Industry: Factories Made of DNA Written, Produced & Narrated by: Isaac Arthur Editor: Lukas Konecny 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.
July 21 · 28 min
How New Space Settlements Avoid Early Collapse
Space colonies may reach the stars… then collapse. From fragile ecosystems to genetic drift and incentive failure, how do new settlements survive long enough to become civilizations? Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Watch 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: How New Space Settlements Avoid Early Collapse Written, Produced & Narrated by: Isaac Arthur Music by Epidemic Sound: http://nebula.tv/epidemic Stellardrone & Chris Zabriskie Select imagery/video supplied by Getty Images Chapters 0:00 Intro 0:17 The Aurora Effect 2:52 Ecological Fragility and the Minimum Viable Ecosystem 5:29 Mutational Load and Genetic Drift 8:05 The Information Umbilical 10:21 Incentive Collapse 13:15 The Wait Calculation 15:35 Engineering Stable Colonies 21:38 Mad Kings 22:49 From Fragile Outposts to Stable Civilizations See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
July 21 · 28 min
How New Space Settlements Avoid Early Collapse (Narration Only)
Space colonies may reach the stars… then collapse. From fragile ecosystems to genetic drift and incentive failure, how do new settlements survive long enough to become civilizations? Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Watch 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: How New Space Settlements Avoid Early Collapse Written, Produced & Narrated by: Isaac Arthur Music by Epidemic Sound: http://nebula.tv/epidemic Stellardrone & Chris Zabriskie Select imagery/video supplied by Getty Images Chapters 0:00 Intro 0:17 The Aurora Effect 2:52 Ecological Fragility and the Minimum Viable Ecosystem 5:29 Mutational Load and Genetic Drift 8:05 The Information Umbilical 10:21 Incentive Collapse 13:15 The Wait Calculation 15:35 Engineering Stable Colonies 21:38 Mad Kings 22:49 From Fragile Outposts to Stable Civilizations See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
July 19 · 36 min
What Are the Limits of Human Knowledge?
Can humanity ever know everything? Explore the hard limits of knowledge: cosmic horizons, quantum measurement, chaos, computation, lost meaning, AI, wisdom, and the shoreline of the unknown. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Watch my exclusive video Colonizing Ocean Worlds: https://nebula.tv/videos/isaacarthur-colonizing-ocean-worlds-subaquatic-settlements 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 Are the Limits of Human Knowledge? Written, Produced & Narrated by: Isaac Arthur Music Courtesy of Stellardrone & Chris Zabriskie Editor: Donagh Broderick Select imagery/video supplied by Getty Images Chapters 0:00 Intro 1:58 The Horizon of Observation 7:01 The Horizon of Measurement 11:45 The Sealed Envelope 14:02 The Horizon of Computation 21:34 The Horizon of Meaning 26:25 The Horizon of Mind and Wisdom 31:09 Gods & Monsters 32:24 The Expanding Shoreline See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
July 19 · 35 min
What Are the Limits of Human Knowledge? (Narration Only)
Can humanity ever know everything? Explore the hard limits of knowledge: cosmic horizons, quantum measurement, chaos, computation, lost meaning, AI, wisdom, and the shoreline of the unknown. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Watch my exclusive video Colonizing Ocean Worlds: https://nebula.tv/videos/isaacarthur-colonizing-ocean-worlds-subaquatic-settlements 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 Are the Limits of Human Knowledge? Written, Produced & Narrated by: Isaac Arthur Music Courtesy of Stellardrone & Chris Zabriskie Editor: Donagh Broderick Select imagery/video supplied by Getty Images Chapters 0:00 Intro 1:58 The Horizon of Observation 7:01 The Horizon of Measurement 11:45 The Sealed Envelope 14:02 The Horizon of Computation 21:34 The Horizon of Meaning 26:25 The Horizon of Mind and Wisdom 31:09 Gods & Monsters 32:24 The Expanding Shoreline See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
July 16 · 28 min
The Great Lunar Boom: Building a Civilization on the Moon
The Moon isn’t a stepping stone—it’s the foundation. Discover how industry, logistics, and self-building machines could turn Luna into humanity’s first off-world civilization. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Watch the SFIA 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: The Great Lunar Boom: Building a Civilization on the Moon Written, Produced & Narrated by: Isaac Arthur Music Courtesy of Stellardrone & Chris Zabriskie Graphics from: Anthrofuturism, Apogii.uk, Jeremy Jozwik, Sergio Botero Select imagery/video supplied by Getty Images Chapters 0:00 Intro 2:26 Earth’s Eighth Continent 5:11 The Machine That Builds the Machine 10:20 The Cislunar Economic Sphere 12:48 Throwing Cargo into Space 15:23 From Industry to Cities 18:24 Beyond Survival: Shaping the Moon 21:21 Space Industry 22:33 The Moon as a Civilization See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
July 16 · 27 min
The Great Lunar Boom: Building a Civilization on the Moon (Narration Only)
The Moon isn’t a stepping stone—it’s the foundation. Discover how industry, logistics, and self-building machines could turn Luna into humanity’s first off-world civilization. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Watch the SFIA 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: The Great Lunar Boom: Building a Civilization on the Moon Written, Produced & Narrated by: Isaac Arthur Music Courtesy of Stellardrone & Chris Zabriskie Graphics from: Anthrofuturism, Apogii.uk, Jeremy Jozwik, Sergio Botero Select imagery/video supplied by Getty Images Chapters 0:00 Intro 2:26 Earth’s Eighth Continent 5:11 The Machine That Builds the Machine 10:20 The Cislunar Economic Sphere 12:48 Throwing Cargo into Space 15:23 From Industry to Cities 18:24 Beyond Survival: Shaping the Moon 21:21 Space Industry 22:33 The Moon as a Civilization See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
July 11 · 58 min
The End of Time: Heat Death, Big Rip, or Big Crunch? (Narration Only)
Will the universe fade, rip apart, collapse, reset, or simply stop making sense? A tour of the strangest possible endings of reality. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Check out Joe's Scott's Oldest and Newest Places on Earth: https://nebula.tv/oldestnewest?ref=isaacarthur Watch my exclusive video Colonizing Ocean Worlds: https://nebula.tv/videos/isaacarthur-colonizing-ocean-worlds-subaquatic-settlements 🛒 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 End of Time: Heat Death, Big Rip, or Big Crunch? Written, Produced & Narrated by: Isaac Arthur Music by Epidemic Sound: http://nebula.tv/epidemic Stellardrone & Chris Zabriskie 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.
July 11 · 58 min
The End of Time: Heat Death, Big Rip, or Big Crunch?
Will the universe fade, rip apart, collapse, reset, or simply stop making sense? A tour of the strangest possible endings of reality. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Check out Joe's Scott's Oldest and Newest Places on Earth: https://nebula.tv/oldestnewest?ref=isaacarthur Watch my exclusive video Colonizing Ocean Worlds: https://nebula.tv/videos/isaacarthur-colonizing-ocean-worlds-subaquatic-settlements 🛒 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 End of Time: Heat Death, Big Rip, or Big Crunch? Written, Produced & Narrated by: Isaac Arthur Music by Epidemic Sound: http://nebula.tv/epidemic Stellardrone & Chris Zabriskie 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.
July 9 · 25 min
The Most Dangerous Stars in the Universe
The universe has stars that don’t just shine, they threaten worlds. Explore neutron stars, magnetars, pulsars, hypernovae, vampire stars, and gamma-ray bursts. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Watch the SFIA 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: The Most Dangerous Stars in the Universe Written, Produced & Narrated by: Isaac Arthur Music Courtesy of Stellardrone & Chris Zabriskie Select imagery/video supplied by Getty Images Chapters 0:00 Intro 1:11 Stars That Are About to Go Wrong 7:38 Neutron Stars & Starquakes 12:50 Magnetars 16:03 Pulsars 17:55 Space Industry 19:07 Gamma Ray Burst See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
July 9 · 24 min
The Most Dangerous Stars in the Universe (Narration Only)
The universe has stars that don’t just shine, they threaten worlds. Explore neutron stars, magnetars, pulsars, hypernovae, vampire stars, and gamma-ray bursts. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Watch the SFIA 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: The Most Dangerous Stars in the Universe Written, Produced & Narrated by: Isaac Arthur Music Courtesy of Stellardrone & Chris Zabriskie Select imagery/video supplied by Getty Images Chapters 0:00 Intro 1:11 Stars That Are About to Go Wrong 7:38 Neutron Stars & Starquakes 12:50 Magnetars 16:03 Pulsars 17:55 Space Industry 19:07 Gamma Ray Burst See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
July 5 · 25 min
Digital Immortality - Backing Up the Human Soul (Narration Only)
Could digital immortality really save you, or just create a convincing copy? We explore mind uploading, backups, identity, and whether survival means continuity… or redundancy. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Check out Joe's Scott's Oldest and Newest Places on Earth: https://nebula.tv/oldestnewest?ref=isaacarthur Watch my exclusive video Colonizing Ocean Worlds: https://nebula.tv/videos/isaacarthur-colonizing-ocean-worlds-subaquatic-settlements 🛒 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: Digital Immortality - Backing Up the Human Soul Written, Produced & Narrated by: Isaac Arthur 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.
July 5 · 25 min
Digital Immortality - Backing Up the Human Soul
Could digital immortality really save you, or just create a convincing copy? We explore mind uploading, backups, identity, and whether survival means continuity… or redundancy. Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur Check out Joe's Scott's Oldest and Newest Places on Earth: https://nebula.tv/oldestnewest?ref=isaacarthur Watch my exclusive video Colonizing Ocean Worlds: https://nebula.tv/videos/isaacarthur-colonizing-ocean-worlds-subaquatic-settlements 🛒 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: Digital Immortality - Backing Up the Human Soul Written, Produced & Narrated by: Isaac Arthur 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.

Science & Futurism with Isaac Arthur

Fluorine Lifeforms – Creatures of the Halogen Seas

Fluorine Lifeforms – Creatures of the Halogen Seas (Narration Only)

Can You Survive Inside a Star?

Can You Survive Inside a Star? (Narration Only)

Mass Drivers on the Moon - Enabling a Lunar Economy

Mass Drivers on the Moon - Enabling a Lunar Economy (Narration Only)

Molecular Industry: Factories Made of DNA

Molecular Industry: Factories Made of DNA (Narration Only)

How New Space Settlements Avoid Early Collapse

How New Space Settlements Avoid Early Collapse (Narration Only)

What Are the Limits of Human Knowledge?

What Are the Limits of Human Knowledge? (Narration Only)

The Great Lunar Boom: Building a Civilization on the Moon

The Great Lunar Boom: Building a Civilization on the Moon (Narration Only)

The End of Time: Heat Death, Big Rip, or Big Crunch? (Narration Only)

The End of Time: Heat Death, Big Rip, or Big Crunch?

The Most Dangerous Stars in the Universe

The Most Dangerous Stars in the Universe (Narration Only)

Digital Immortality - Backing Up the Human Soul (Narration Only)

Digital Immortality - Backing Up the Human Soul