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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

00:26:14

Space Freighters, Cargos & Crews (Narration Only)

Science & Futurism with Isaac Arthur ·

2024/05/26

One day we may settle thousands of planets and trade between them, but what would a space freighter be like, who would crew them, and what would they carry?

en

00:36:49

Alternative Intelligence: The Other A.I. (Narration...

Science & Futurism with Isaac Arthur ·

2024/05/23

We think very highly of the human brain, after all, it's what lets us think about anything in the first place, but Nature is vast, and our primate brains are not the end-all and be-all of neural engineering.

en

00:32:24

Cosmic Capitals (Narration Only)

Science & Futurism with Isaac Arthur ·

2024/05/16

One day our civilization may settle our whole galaxy, with mighty star empires consisting of millions if not billions of worlds, but what would the centers of such empires be like?

en

00:36:59

Alien Embassies (Narration Only)

Science & Futurism with Isaac Arthur ·

2024/05/12

We often imagine encountering many alien civilizations, and establishing trade and relationships with them, but what would being an alien ambassador be like?

en

00:44:12

The Fermi Paradox: Interdiction (Narration Only)

Science & Futurism with Isaac Arthur ·

2024/05/09

We often look out into the galaxy and wonder where all the civilizations are, but could it be that we don't see them because they have all chosen to exist in fortress star systems, surrounded by despoiled deserts of their own making?

en

00:33:59

The Banks Orbital: God’s Bracelet (Narration Only)

Science & Futurism with Isaac Arthur ·

2024/05/02

The Banks Orbital is a ring-shaped Space Habitat over a million miles across with hundreds of times more living area than the entire Earth.

en

00:29:12

Colonization & Habitability Of Binary Star Systems...

Science & Futurism with Isaac Arthur ·

2024/04/28

There are billion of binary star systems in our galaxy, including many of those stars closest to us. Can such systems host life, and what would it be like to live under two suns?

en

00:27:41

Colonizing White Dwarfs (Narration Only)

Science & Futurism with Isaac Arthur ·

2024/04/25

Stars give warmth and light to planets and make life possible, until they run out of fuel and die themselves, but could these dead stars still enable life to dwell around them?

en

00:25:45

Living In Lava Tubes (Narration Only)

Science & Futurism with Isaac Arthur ·

2024/04/18

Beneath the surface of the Moon lie vast underground caverns, some of which are miles long and wider than football fields, and they may make for excellent settlement sites.

en

00:26:16

Living In Lava Tubes

Science & Futurism with Isaac Arthur ·

2024/04/18

Beneath the surface of the Moon lie vast underground caverns, some of which are miles long and wider than football fields, and they may make for excellent settlement sites.

en

00:35:19

Stargates (Narration Only)

Science & Futurism with Isaac Arthur ·

2024/04/14

We are fascinated by portals between worlds, gateways between stars, wormholes through the fabric of reality, but could these be real, and if so, what would the civilizations using them be like?

en

00:43:21

Defending Earth

Science & Futurism with Isaac Arthur ·

2024/04/11

The galaxy is an immense and mysterious place we may one day explore and settle, but for now, we have only one planet, and the galaxy holds many dangers, so what can we do to defend Earth?

en

00:42:45

Defending Earth (Narration Only)

Science & Futurism with Isaac Arthur ·

2024/04/11

The galaxy is an immense and mysterious place we may one day explore and settle, but for now, we have only one planet, and the galaxy holds many dangers, so what can we do to defend Earth?

en

00:37:50

The Fermi Paradox: The Cronus Scenarios

Science & Futurism with Isaac Arthur ·

2024/04/07

We often worry that the reason we hear nothing in our search for extraterrestrial intelligence is that travel to other stars is just too hard, but what if a civilization decides it’s just too dangerous to allow?

en

00:37:14

The Fermi Paradox: The Cronus Scenarios (Narration Only)

Science & Futurism with Isaac Arthur ·

2024/04/07

We often worry that the reason we hear nothing in our search for extraterrestrial intelligence is that travel to other stars is just too hard, but what if a civilization decides it’s just too dangerous to allow?

en

00:32:42

Clean Energy From Space (Narration Only)

Science & Futurism with Isaac Arthur ·

2024/04/04

Space offers a variety of clean and abundant sources of power, but how can we get them down to Earth? And which are safe and economical?

en

00:32:24

Multi-Planetary Empires (Narration Only)

Science & Futurism with Isaac Arthur ·

2024/03/31

One day humanity may settle countless worlds, but could any nation hope to govern multiple planets or even star systems?

en

00:34:50

Kugelblitz Black Holes (Narration Only)

Science & Futurism with Isaac Arthur ·

2024/03/28

Black Holes can swallow anything, even light, and small black holes made from light itself may offer us abundant clean energy and a pathway to the stars.

en

00:32:26

The Fermi Paradox: Rare Complexity (Narration Only)

Science & Futurism with Isaac Arthur ·

2024/03/21

Life is incredibly complicated, but for most of Earth’s history it was much simpler. Is it possible the Universe is full of planets with very simple life, and complex organisms are rare?

en

00:50:59

Automated Justice (Narration Only)

Science & Futurism with Isaac Arthur ·

2024/03/17

As ever more automation works its way into our legal system and courts, we must ask what challenges and advantages AI has in justice, and if AI will come to be our judge and jury.

en

1,171 results

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