Isaac Arthur
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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Episodes
The Fermi Paradox & Fossil Fuels (Narration Only) 21.12.2025 29:26
Does the Universe stay quiet because alien species burn through fossil fuels and collapse? We explore alternative energy paths and ask if civilizations are doomed by geology. Go to the link: https://imprintapp.com/isaacarthur to get 25% off an annual membership Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac...
Alien Overlords Have Conquered Earth... Now What? (Narration Only) 18.12.2025 26:45
The invasion is over. The aliens won. Now humanity must live under their rule. Explore the aftermath of conquest—governance, rebellion, culture, survival, and the strange futures that follow. Watch my exclusive video Rogue AI Empires: https://nebula.tv/videos/isaacarthur-rogue-ai-empires-when-machines-expand-without-us Get Nebula using my link for 50% off an annual subscription: https://go.nebula....
Alien Overlords Have Conquered Earth... Now What? 18.12.2025 27:16
The invasion is over. The aliens won. Now humanity must live under their rule. Explore the aftermath of conquest—governance, rebellion, culture, survival, and the strange futures that follow. Watch my exclusive video Rogue AI Empires: https://nebula.tv/videos/isaacarthur-rogue-ai-empires-when-machines-expand-without-us Get Nebula using my link for 50% off an annual subscription: https://go.nebula....
Strange Lifeforms: The Chemistry of Alien Worlds (Narration Only) 16.12.2025 2:36:37
Explore the universe’s strangest possible life—boron creatures, sulfur beasts, crystal minds, ammonia swimmers, methane organisms, and more in this deep dive into alien chemistry. Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/ Visit our Website: http://www.isaacarthur.net Join Ne...
Strange Lifeforms: The Chemistry of Alien Worlds 16.12.2025 2:38:27
Explore the universe’s strangest possible life—boron creatures, sulfur beasts, crystal minds, ammonia swimmers, methane organisms, and more in this deep dive into alien chemistry. Any comments, corrections, or thoughts on the video? email Isaac. Arthur. Utube@gmail.com Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https...
Vacuum Decay - Escaping the End of Physics Itself 14.12.2025 28:37
What if the Universe suddenly changed its laws? Discover the science behind vacuum decay, the ultimate cosmic doomsday, and how life might escape it. Go to the link: https://imprintapp.com/isaacarthur to get 25% off an annual membership Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.c...
Vacuum Decay - Escaping the End of Physics Itself (Narration Only) 14.12.2025 28:08
What if the Universe suddenly changed its laws? Discover the science behind vacuum decay, the ultimate cosmic doomsday, and how life might escape it. Go to the link: https://imprintapp.com/isaacarthur to get 25% off an annual membership Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.c...
Bubble Habitats & Zero-G Megastructures 11.12.2025 25:08
Explore the future of living in weightlessness—bubble habitats, floating cities, and zero-gravity megastructures where humanity learns to thrive without up or down. Get a 50% Match for your donation - https://www.farmkind.giving/isaacarthur Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwa...
Bubble Habitats & Zero-G Megastructures (Narration Only) 11.12.2025 24:40
Explore the future of living in weightlessness—bubble habitats, floating cities, and zero-gravity megastructures where humanity learns to thrive without up or down. Get a 50% Match for your donation - https://www.farmkind.giving/isaacarthur Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwa...
The Myth of Mutation Why Superpowers Don’t Evolve (and What Might) 09.12.2025 24:08
Superpowers make great fiction, but evolution doesn’t work that way. We explore why mutations can’t give us instant abilities—and what real science could create instead. Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/ Visit our Website: http://www.isaacarthur.net Join Nebula: http...
The Myth of Mutation Why Superpowers Don’t Evolve... and What Might (Narration Only) 09.12.2025 23:40
Superpowers make great fiction, but evolution doesn’t work that way. We explore why mutations can’t give us instant abilities—and what real science could create instead. Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/ Visit our Website: http://www.isaacarthur.net Join Nebula: http...
Surviving the Death of the Sun – Moving Earth or Finding a New Home 07.12.2025 29:43
The Sun will die—can civilization survive? Discover how to move worlds and forge new stars. Go to the link: https://imprintapp.com/isaacarthur to get 25% off an annual membership 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-arthu...
Surviving the Death of the Sun – Moving Earth or Finding a New Home (Narration Only) 07.12.2025 29:17
The Sun will die—can civilization survive? Discover how to move worlds and forge new stars. Go to the link: https://imprintapp.com/isaacarthur to get 25% off an annual membership 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-arthu...
Developing a Cis-Lunar Economy 04.12.2025 25:49
Explore the roadmap to building an economy between Earth and the Moon—fuel depots, tugs, and industries that will launch humanity into a solar-wide civilization. Go to the link: https://imprintapp.com/isaacarthur to get 25% off an annual membership Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur Support us on Patreon: https://www.patreon.com/IsaacArthur...
Developing a Cis-Lunar Economy (Narration Only) 04.12.2025 25:28
Explore the roadmap to building an economy between Earth and the Moon—fuel depots, tugs, and industries that will launch humanity into a solar-wide civilization. Go to the link: https://imprintapp.com/isaacarthur to get 25% off an annual membership Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur Support us on Patreon: https://www.patreon.com/IsaacArthur...
Beyond Alpha Centauri 30.11.2025 25:12
Humanity’s first interstellar missions may reach Alpha Centauri—but what comes next? Explore nearby stars, colony plans, and how we’ll build civilizations beyond our stellar neighbor. Checkout Scav: https://go.nebula.tv/scav?ref=isaacarthur Watch my exclusive video Autonomous Space Industry: https://nebula.tv/videos/isaacarthur-autonomous-space-industry-when-ai-robots-run-the-economy Get Nebula us...
Beyond Alpha Centauri (Narration Only) 30.11.2025 24:46
Humanity’s first interstellar missions may reach Alpha Centauri—but what comes next? Explore nearby stars, colony plans, and how we’ll build civilizations beyond our stellar neighbor. Checkout Scav: https://go.nebula.tv/scav?ref=isaacarthur Watch my exclusive video Autonomous Space Industry: https://nebula.tv/videos/isaacarthur-autonomous-space-industry-when-ai-robots-run-the-economy Get Nebula us...
Orbital Farms: Sustaining Life Across the Solar Frontier 27.11.2025 32:23
As humanity expands into space, we’ll need new ways to grow food. Explore how orbital farms could sustain billions—on Earth, Mars, and beyond. Checkout Scav: https://go.nebula.tv/scav?ref=isaacarthur Watch my exclusive video Autonomous Space Industry: https://nebula.tv/videos/isaacarthur-autonomous-space-industry-when-ai-robots-run-the-economy Get Nebula using my link for 40% off an annual subscri...
Orbital Farms: Sustaining Life Across the Solar Frontier (Narration Only) 27.11.2025 33:19
As humanity expands into space, we’ll need new ways to grow food. Explore how orbital farms could sustain billions—on Earth, Mars, and beyond. Checkout Scav: https://go.nebula.tv/scav?ref=isaacarthur Watch my exclusive video Autonomous Space Industry: https://nebula.tv/videos/isaacarthur-autonomous-space-industry-when-ai-robots-run-the-economy Get Nebula using my link for 40% off an annual subscri...
Ark Swarms - Dispersing Humanity Across the Stars to Prevent Extinction 23.11.2025 27:23
To colonize the Milky Way, humanity must travel in fleets, not alone. Ark Swarms shows how interstellar swarms can secure our future among the stars. Checkout Scav: https://go.nebula.tv/scav?ref=isaacarthur Watch my exclusive video Autonomous Space Industry: https://nebula.tv/videos/isaacarthur-autonomous-space-industry-when-ai-robots-run-the-economy Get Nebula using my link for 40% off an annual...
Ark Swarms - Dispersing Humanity Across the Stars to Prevent Extinction (Narration Only) 23.11.2025 27:02
To colonize the Milky Way, humanity must travel in fleets, not alone. Ark Swarms shows how interstellar swarms can secure our future among the stars. Checkout Scav: https://go.nebula.tv/scav?ref=isaacarthur Watch my exclusive video Autonomous Space Industry: https://nebula.tv/videos/isaacarthur-autonomous-space-industry-when-ai-robots-run-the-economy Get Nebula using my link for 40% off an annual...
The Future of Humanity - What Will We Become? 20.11.2025 29:03
From cyborgs to hive minds and civilizations of pure thought, we trace the possible futures of our species through the next trillion tomorrows. Checkout Scav: https://go.nebula.tv/scav?ref=isaacarthur Watch my exclusive video Autonomous Space Industry: https://nebula.tv/videos/isaacarthur-autonomous-space-industry-when-ai-robots-run-the-economy Get Nebula using my link for 40% off an annual subscr...
The Future of Humanity - What Will We Become? (Narration Only) 20.11.2025 28:40
From cyborgs to hive minds and civilizations of pure thought, we trace the possible futures of our species through the next trillion tomorrows. Checkout Scav: https://go.nebula.tv/scav?ref=isaacarthur Watch my exclusive video Autonomous Space Industry: https://nebula.tv/videos/isaacarthur-autonomous-space-industry-when-ai-robots-run-the-economy Get Nebula using my link for 40% off an annual subscr...
Could We Nuke Mars’ Core to Restart Its Spin? | New Insights on Martian Interior 18.11.2025 15:46
Mars once had a magnetic field—can we bring it back? Learn what new seismic data reveals about the Red Planet’s heart and whether nuclear power could restart its spin. Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/ Visit our Website: http://www.isaacarthur.net Join Nebula: https:...
Could We Nuke Mars’ Core to Restart Its Spin? | New Insights on Martian Interior (Narration Only) 18.11.2025 15:16
Mars once had a magnetic field—can we bring it back? Learn what new seismic data reveals about the Red Planet’s heart and whether nuclear power could restart its spin. Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/ Visit our Website: http://www.isaacarthur.net Join Nebula: https:...
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