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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

00:26:32

Feudal Futures - Knights & Nobles in the Space Age...

Science & Futurism with Isaac Arthur ·

2025/09/14

Feudalism once ruled Earth—could it rule the cosmos too? We dive into the strange but plausible world of space nobles, orbital dukes, and knights of the vacuum clad in power armor or piloting mecha.

en

00:26:56

Feudal Futures - Knights & Nobles in the Space Age

Science & Futurism with Isaac Arthur ·

2025/09/14

Feudalism once ruled Earth—could it rule the cosmos too? We dive into the strange but plausible world of space nobles, orbital dukes, and knights of the vacuum clad in power armor or piloting mecha.

en

00:34:05

Colonial Economies - How Do You Make Money on a New...

Science & Futurism with Isaac Arthur ·

2025/09/11

You’ve made it to a new world—but how do you make a living when Earth is light-years away? We chart how colonies bootstrap markets, money, and meaning—from scrip and rationing to trade networks and post-scarcity systems.

en

00:33:42

Colonial Economies - How Do You Make Money on a New...

Science & Futurism with Isaac Arthur ·

2025/09/11

You’ve made it to a new world—but how do you make a living when Earth is light-years away? We chart how colonies bootstrap markets, money, and meaning—from scrip and rationing to trade networks and post-scarcity systems.

en

00:34:24

Could We Accidentally Destroy the Universe?

Science & Futurism with Isaac Arthur ·

2025/09/07

What if the end of everything came not from cosmic fate, but from us? This episode examines the physics, probability, and peril of experiments that could, in theory, unravel the universe.

en

00:33:59

Could We Accidentally Destroy the Universe?...

Science & Futurism with Isaac Arthur ·

2025/09/07

What if the end of everything came not from cosmic fate, but from us? This episode examines the physics, probability, and peril of experiments that could, in theory, unravel the universe.

en

00:29:52

Orbital Arcologies: Mega-Cities in Space (Narration...

Science & Futurism with Isaac Arthur ·

2025/09/04

From O’Neill cylinders to spiral habitats, discover how humanity might build colossal, interconnected cities high above Earth.

en

00:30:15

Orbital Arcologies: Mega-Cities in Space

Science & Futurism with Isaac Arthur ·

2025/09/04

From O’Neill cylinders to spiral habitats, discover how humanity might build colossal, interconnected cities high above Earth.

en

00:39:03

The 10 Best Great Filters That Could Explain the...

Science & Futurism with Isaac Arthur ·

2025/09/02

From abiogenesis to AI, we rank the top Great Filter candidates and test them against the data to see which best explains the Fermi Paradox. Is the universe empty, or just dangerous? We explore ten filters—cosmic, biological, and civilizational—that could silence civilizations before they spread.

en

00:39:28

The 10 Best Great Filters That Could Explain the...

Science & Futurism with Isaac Arthur ·

2025/09/02

From abiogenesis to AI, we rank the top Great Filter candidates and test them against the data to see which best explains the Fermi Paradox. Is the universe empty, or just dangerous? We explore ten filters—cosmic, biological, and civilizational—that could silence civilizations before they spread.

en

00:41:08

Jupiter Brains & Mega Minds (Narration Only)

Science & Futurism with Isaac Arthur ·

2025/08/31

We often contemplate superintelligent entities, and advances in AI and human mind augmentation may soon bring them about. But how big could they get? What would they think about? And might you, or I, one day become one ourselves?

en

00:41:03

Jupiter Brains & Mega Minds

Science & Futurism with Isaac Arthur ·

2025/08/31

We often contemplate superintelligent entities, and advances in AI and human mind augmentation may soon bring them about. But how big could they get? What would they think about? And might you, or I, one day become one ourselves?

en

00:33:34

After the Singularity - What Life Would Be Like If A...

Science & Futurism with Isaac Arthur ·

2025/08/28

What happens after intelligence explodes beyond human comprehension? We explore a world shaped by superintelligence, where humanity may ascend, adapt — or disappear.

en

00:33:56

After the Singularity - What Life Would Be Like If A...

Science & Futurism with Isaac Arthur ·

2025/08/28

What happens after intelligence explodes beyond human comprehension? We explore a world shaped by superintelligence, where humanity may ascend, adapt — or disappear.

en

00:23:10

Lunar Industrial Parks - The First Factories Beyond...

Science & Futurism with Isaac Arthur ·

2025/08/24

Before we build cities among the stars, we’ll need factories on the Moon. Discover how lunar industry could kickstart a space-based economy and reshape the future of humanity.

en

00:30:00

Building a Dyson Swarm from Scratch (Narration Only)

Science & Futurism with Isaac Arthur ·

2025/08/21

What does it take to turn the Sun into a power grid? Discover the step-by-step path from asteroid mining to a star-spanning megastructure.

en

00:23:26

Building a Dyson Swarm from Scratch

Science & Futurism with Isaac Arthur ·

2025/08/21

What does it take to turn the Sun into a power grid? Discover the step-by-step path from asteroid mining to a star-spanning megastructure.

en

00:30:22

Ancient Alien Artifacts - Cosmic Relics Of A...

Science & Futurism with Isaac Arthur ·

2025/08/17

The silence of the stars might be hiding more than an absence of life — it might conceal ancient machines, monuments, and traps from civilizations long vanished. Today, we explore these eerie cosmic echoes and the risks of unearthing them.

en

00:29:58

Ancient Alien Artifacts - Cosmic Relics Of A...

Science & Futurism with Isaac Arthur ·

2025/08/17

The silence of the stars might be hiding more than an absence of life — it might conceal ancient machines, monuments, and traps from civilizations long vanished. Today, we explore these eerie cosmic echoes and the risks of unearthing them.

en

00:27:40

Colonizing Rogue Planets (Narration Only)

Science & Futurism with Isaac Arthur ·

2025/08/14

Rogue planets wander the cosmos without stars, but could we still call them home? This episode dives into how humanity might transform these frozen giants into thriving outposts of civilization.

en

1,096 results

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