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PODCAST

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.

science

All Episodes

00:29:15

Doomsday Devices & Ontological Weaponry

Science & Futurism with Isaac Arthur ·

2025/11/09

From nuclear nightmares to reality-breaking weapons, we examine how science and fiction imagine the end of everything. What happens when weapons don’t just destroy worlds but unmake reality itself? Explore the science of apocalypse.

en

00:27:14

The Space Mining Boom - How Resources Will Shape the...

Science & Futurism with Isaac Arthur ·

2025/11/06

From lunar regolith to metal-rich asteroids, this episode examines how off-world resources could spark the largest economic boom in human history — and what the fuel, transport, and political math actually looks like.

en

00:27:46

Insectoid Aliens - Hive Minds, Swarms, and Alien...

Science & Futurism with Isaac Arthur ·

2025/11/02

Forget little green men — the galaxy’s most likely aliens may be hives and swarms. From biology to starships, insectoid life could shape civilizations stranger than ours.

en

00:28:47

The Fermi Paradox - Forbidden Zones

Science & Futurism with Isaac Arthur ·

2025/10/30

From supernova graveyards and magnetar death fields to alien quarantines and simulation boundaries, we map out the “haunted houses” of the Milky Way and ask: are we living in one?

en

00:00:31

The Fermi Paradox - Forbidden Zones (Narration Only)

Science & Futurism with Isaac Arthur ·

2025/10/30

From supernova graveyards and magnetar death fields to alien quarantines and simulation boundaries, we map out the “haunted houses” of the Milky Way and ask: are we living in one?

en

00:34:31

Caretaker AI & Genius Loci: When Worlds Grow Minds of...

Science & Futurism with Isaac Arthur ·

2025/10/26

Meet the caretaker AIs: guardians of planets, habitats, and civilizations. What happens when machines become the spirit and soul of the worlds they protect?

en

00:35:05

Twilight Imperium - When Galactic Civilizations Ebb

Science & Futurism with Isaac Arthur ·

2025/10/23

From Asimov’s Foundation to Warhammer 40K and Twilight Imperium, science fiction is filled with collapsing empires. But could civilizational decline really explain why the Universe seems so empty?

en

00:34:38

Twilight Imperium - When Galactic Civilizations Ebb...

Science & Futurism with Isaac Arthur ·

2025/10/23

From Asimov’s Foundation to Warhammer 40K and Twilight Imperium, science fiction is filled with collapsing empires. But could civilizational decline really explain why the Universe seems so empty?

en

00:34:00

Abandoned Space Colonies - How Worlds Can Unterraform...

Science & Futurism with Isaac Arthur ·

2025/10/19

Colonies won’t always last forever—sometimes planets revert, habitats decay, and entire worlds are left in ruins. Join us as we examine the life cycle of abandoned space settlements.

en

00:32:04

AI Alignment - Can We Make AI Safe?

Science & Futurism with Isaac Arthur ·

2025/10/16

From safety protocols to philosophy, AI alignment asks a hard question: can we build artificial intelligence that truly serves humanity?

en

00:31:40

AI Alignment - Can We Make AI Safe? (Narration Only)

Science & Futurism with Isaac Arthur ·

2025/10/16

From safety protocols to philosophy, AI alignment asks a hard question: can we build artificial intelligence that truly serves humanity?

en

00:14:35

Why Data Centers in Space Could Launch a New Space...

Science & Futurism with Isaac Arthur ·

2025/10/13

The future of computing might be off-world. Learn how orbital data centers could power AI, solar energy, and a thriving space industry.

en

00:14:11

Why Data Centers in Space Could Launch a New Space...

Science & Futurism with Isaac Arthur ·

2025/10/13

The future of computing might be off-world. Learn how orbital data centers could power AI, solar energy, and a thriving space industry.

en

00:32:39

Dyson Spheres and Solar Commerce: The Birth of a...

Science & Futurism with Isaac Arthur ·

2025/10/12

A Dyson Swarm isn’t just power—it’s prosperity. See how humanity could turn a star’s energy into a solar-scale economy of trillions.

en

00:33:03

Dyson Spheres and Solar Commerce: The Birth of a...

Science & Futurism with Isaac Arthur ·

2025/10/12

A Dyson Swarm isn’t just power—it’s prosperity. See how humanity could turn a star’s energy into a solar-scale economy of trillions.

en

00:33:18

The Fermi Paradox - Did a Natural Nuclear Reactor...

Science & Futurism with Isaac Arthur ·

2025/10/09

Could the origins of life on Earth trace back to a natural nuclear reactor?

en

00:32:58

The Fermi Paradox - Did a Natural Nuclear Reactor...

Science & Futurism with Isaac Arthur ·

2025/10/09

Could the origins of life on Earth trace back to a natural nuclear reactor?

en

00:23:40

Solar Flares and Coronal Mass Ejections - Defending...

Science & Futurism with Isaac Arthur ·

2025/10/05

Solar storms are inevitable; disaster isn’t. We explore the physics of flares and CMEs, historical extremes, and realistic defenses—detection, delay, and planetary-scale shielding—to weather the Sun’s worst days.

en

00:23:14

Solar Flares and Coronal Mass Ejections - Defending...

Science & Futurism with Isaac Arthur ·

2025/10/05

Solar storms are inevitable; disaster isn’t. We explore the physics of flares and CMEs, historical extremes, and realistic defenses—detection, delay, and planetary-scale shielding—to weather the Sun’s worst days.

en

00:31:00

After Mars - 8 Candidates For Where Humanity Should...

Science & Futurism with Isaac Arthur ·

2025/10/02

Mars may be humanity’s next great home—but it’s not the finish line. From floating cities above Venus to mining Mercury and the Asteroid Belt, to building bases on the Jovian moons and Titan, we explore which destinations might follow Mars and how each could shape our future in space.

en

1,171 results

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