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About This Podcast
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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Recent Episodes
Space Habitats: The Megastructures We’ll Call Home (Narration Only)
Explore the future of space habitats, from rotating cylinders and torus colonies to orbital cities, asteroid homes, and the megastructures humanity may one day live inside.Get Nebula using my link…
Space Habitats: The Megastructures We’ll Call Home
Explore the future of space habitats, from rotating cylinders and torus colonies to orbital cities, asteroid homes, and the megastructures humanity may one day live inside.Get Nebula using my link…
What If Humanity Never Masters Fusion?
What if fusion power never becomes practical? Humanity still has solar, fission, storage, beamed power, and enough known physics to build a spacefaring future.Get Nebula using my link for 50% off an…
What If Humanity Never Masters Fusion? (Narration Only)
What if fusion power never becomes practical? Humanity still has solar, fission, storage, beamed power, and enough known physics to build a spacefaring future.Get Nebula using my link for 50% off an…
The Moon Base: Shackleton Crater vs Other Sites
Where should humanity build its first Moon base: Shackleton Crater, lava tubes, lunar maria, or the far side? The Moon’s future may be a network, not one base.Get Nebula using my link for 50% off an…
The Moon Base: Shackleton Crater vs Other Sites (Narration Only)
Where should humanity build its first Moon base: Shackleton Crater, lava tubes, lunar maria, or the far side? The Moon’s future may be a network, not one base.Get Nebula using my link for 50% off an…
Merging with Alien Civilizations - Our Future in a Galactic Community
First contact is easy. Living together isn’t. How would humanity merge with alien civilizations in a shared galaxy of trade, politics, and uneasy peace?Get Nebula using my link for 50% off an annual…
Merging with Alien Civilizations - Our Future in a Galactic Community (Narration Only)
First contact is easy. Living together isn’t. How would humanity merge with alien civilizations in a shared galaxy of trade, politics, and uneasy peace?Get Nebula using my link for 50% off an annual…
Antimatter Propulsion (Narration Only)
Antimatter propulsion could be the fastest engine ever built. We explore how antimatter rockets work, their extreme energy density, and whether they could power humanity’s first true interstellar…
Antimatter Propulsion
Antimatter propulsion could be the fastest engine ever built. We explore how antimatter rockets work, their extreme energy density, and whether they could power humanity’s first true interstellar…
The Von Braun Wheel - Building Humanity’s First Rotating Space Station (Narration Only)
Before NASA, we had a plan for a rotating space station. The Von Braun Wheel could be humanity’s first step toward artificial gravity, orbital habitats, and permanent life beyond Earth.Get Nebula…
The Von Braun Wheel - Building Humanity’s First Rotating Space Station
Before NASA, we had a plan for a rotating space station. The Von Braun Wheel could be humanity’s first step toward artificial gravity, orbital habitats, and permanent life beyond Earth.Get Nebula…
The Zoo Hypothesis and the Fermi Paradox: Are We Being Watched?
Are aliens watching us? The Zoo Hypothesis suggests advanced civilizations may be hiding, enforcing a galactic quarantine, or masking reality itself. Explore the Fermi Paradox, Dyson dilemma, and the…
The Zoo Hypothesis and the Fermi Paradox: Are We Being Watched? (Narration Only)
Are aliens watching us? The Zoo Hypothesis suggests advanced civilizations may be hiding, enforcing a galactic quarantine, or masking reality itself. Explore the Fermi Paradox, Dyson dilemma, and the…
Don’t Panic - A Guide to Artificial Intelligence (Narration Only)
Artificial intelligence is changing the world, but not quite the way headlines suggest. Here’s a calmer look at AI’s risks, limits, and real potential.Get Nebula using my link for 50% off an annual…
Don’t Panic - A Guide to Artificial Intelligence
Artificial intelligence is changing the world, but not quite the way headlines suggest. Here’s a calmer look at AI’s risks, limits, and real potential.Get Nebula using my link for 50% off an annual…
The First Interplanetary War: Tactics in the Solar System (Narration Only)
In space, everything is a weapon. From orbits to infrastructure, here’s how the first real war between worlds might actually be fought.Get Nebula using my link for 50% off an annual subscription:…
The First Interplanetary War: Tactics in the Solar System
In space, everything is a weapon. From orbits to infrastructure, here’s how the first real war between worlds might actually be fought.Get Nebula using my link for 50% off an annual subscription:…
Fleet Unity: The Eridani Expedition - Interstellar Beachhead (Narration Only)
Before Fleet Unity can colonize Eridani, someone must arrive first, build the brakes, and turn frozen moons into the machinery of interstellar arrival.Get Nebula using my link for 50% off an annual…
Fleet Unity: The Eridani Expedition - Interstellar Beachhead
Before Fleet Unity can colonize Eridani, someone must arrive first, build the brakes, and turn frozen moons into the machinery of interstellar arrival.Get Nebula using my link for 50% off an annual…
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Science & Futurism with Isaac Arthur has published 1208 episodes since January 2019, covering topics in Science.
Science & Futurism with Isaac Arthur is currently highly active with new episodes every few days. Average episode length is 30m.
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