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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

00:35:48

Wormhole Stableways – Constructing and Navigating...

Science & Futurism with Isaac Arthur ·

2026/02/08

Could we build wormholes and travel the galaxy? Exploring stable wormholes, spacetime shortcuts, and the future of interstellar civilization.

en

00:26:08

Deep Space Habitats – Designing Self-Sustaining...

Science & Futurism with Isaac Arthur ·

2026/02/05

From rogue planets to interstellar voids, discover how deep space habitats could support civilization without stars or planets.

en

00:26:33

Deep Space Habitats – Designing Self-Sustaining...

Science & Futurism with Isaac Arthur ·

2026/02/05

From rogue planets to interstellar voids, discover how deep space habitats could support civilization without stars or planets.

en

00:25:57

Does Humanity Need To Be Unified To Survive and...

Science & Futurism with Isaac Arthur ·

2026/01/29

Does humanity need unity to survive and settle space, or does competition drive progress? We examine five possible answers.

en

00:38:11

The Fermi Paradox: Air — Atmospheres as a Great Filter

Science & Futurism with Isaac Arthur ·

2026/01/27

Why is air the rarest and most crucial ingredient for life? We explore how atmospheres form, fail, and filter entire worlds—and how this shapes the Fermi Paradox and the search for alien civilizations.

en

00:38:05

The Fermi Paradox: Air — Atmospheres as a Great...

Science & Futurism with Isaac Arthur ·

2026/01/27

Why is air the rarest and most crucial ingredient for life? We explore how atmospheres form, fail, and filter entire worlds—and how this shapes the Fermi Paradox and the search for alien civilizations.

en

00:31:19

Asteroid City States – Living in Mobile Habitats...

Science & Futurism with Isaac Arthur ·

2026/01/22

Asteroid mines become mobile city-states. Explore how hollowed asteroids grow into sovereign habitats, economies, and civilizations.

en

00:30:55

Asteroid City States – Living in Mobile Habitats...

Science & Futurism with Isaac Arthur ·

2026/01/22

Asteroid mines become mobile city-states. Explore how hollowed asteroids grow into sovereign habitats, economies, and civilizations.

en

00:30:54

Hidden Alien Empires: Shadow Civilizations &...

Science & Futurism with Isaac Arthur ·

2026/01/18

The galaxy may not be empty. It may be hiding. Shadow civilizations, quiet empires, and the true meaning of cosmic silence.

en

00:31:23

Hidden Alien Empires: Shadow Civilizations &...

Science & Futurism with Isaac Arthur ·

2026/01/18

The galaxy may not be empty. It may be hiding. Shadow civilizations, quiet empires, and the true meaning of cosmic silence.

en

00:33:29

How Big Could a Space Habitat Get?

Science & Futurism with Isaac Arthur ·

2026/01/15

Why live on planets when we can build worlds bigger than Earth? Exploring the ultimate size limits of space habitats and megastructures.

en

00:33:03

How Big Could a Space Habitat Get? (Narration Only)

Science & Futurism with Isaac Arthur ·

2026/01/15

Why live on planets when we can build worlds bigger than Earth? Exploring the ultimate size limits of space habitats and megastructures.

en

00:28:02

The Anthropic Principle – Are We Meant to Be Here, or...

Science & Futurism with Isaac Arthur ·

2026/01/11

Are we here by design, chance, or selection bias? The Anthropic Principle, fine-tuning, doomsday math, and Boltzmann brains.

en

00:38:41

Cryogenic Arks – Sleeping Through the Ages (Narration...

Science & Futurism with Isaac Arthur ·

2026/01/08

Could humanity cross the galaxy in frozen sleep? A look at cryogenic arks, deep-space survival, and future long-duration missions.

en

00:33:02

Berserker Aliens - The Deadliest Answer to the Fermi...

Science & Futurism with Isaac Arthur ·

2026/01/04

Could ancient kill-machines haunt the galaxy? A deep dive into the Berserker Fermi Paradox.

en

00:32:31

Berserker Aliens - The Deadliest Answer to the Fermi...

Science & Futurism with Isaac Arthur ·

2026/01/04

Could ancient kill-machines haunt the galaxy? A deep dive into the Berserker Fermi Paradox.

en

00:33:01

5 Sci-Fi Fantasies That Could Soon Become Reality...

Science & Futurism with Isaac Arthur ·

2026/01/01

Five sci-fi technologies becoming real today, from BCIs to space elevators.

en

00:33:29

5 Sci-Fi Fantasies That Could Become Reality

Science & Futurism with Isaac Arthur ·

2026/01/01

Five sci-fi technologies becoming real today, from BCIs to space elevators.

en

00:40:03

Post Stellar Civilizations - Life After The Last Star...

Science & Futurism with Isaac Arthur ·

2025/12/28

Stars won’t last forever, but civilizations might. Join us as we journey into the post-stellar future, where Dyson remnants, black holes, and exotic physics could sustain life long after the galaxies fade.

en

00:23:30

The Universe’s Unopened Gifts: Hidden Worlds and the...

Science & Futurism with Isaac Arthur ·

2025/12/25

Explore the hidden frontiers of the cosmos — from dark matter and rogue planets to quantum mysteries — and uncover the Universe’s greatest unopened gifts of discovery.

en

1,201 results

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