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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

00:27:02

Ark Swarms - Dispersing Humanity Across the Stars to...

Science & Futurism with Isaac Arthur ·

2025/11/23

To colonize the Milky Way, humanity must travel in fleets, not alone. Ark Swarms shows how interstellar swarms can secure our future among the stars.

en

00:27:23

Ark Swarms - Dispersing Humanity Across the Stars to...

Science & Futurism with Isaac Arthur ·

2025/11/23

To colonize the Milky Way, humanity must travel in fleets, not alone. Ark Swarms shows how interstellar swarms can secure our future among the stars.

en

00:29:03

The Future of Humanity - What Will We Become?

Science & Futurism with Isaac Arthur ·

2025/11/20

From cyborgs to hive minds and civilizations of pure thought, we trace the possible futures of our species through the next trillion tomorrows.

en

00:28:40

The Future of Humanity - What Will We Become?...

Science & Futurism with Isaac Arthur ·

2025/11/20

From cyborgs to hive minds and civilizations of pure thought, we trace the possible futures of our species through the next trillion tomorrows.

en

00:15:46

Could We Nuke Mars’ Core to Restart Its Spin? | New...

Science & Futurism with Isaac Arthur ·

2025/11/18

Could detonating nuclear bombs in Mars’ core reignite its magnetic field? Discover new insights into the Red Planet’s interior and the science behind planetary reawakening.

en

00:15:16

Could We Nuke Mars’ Core to Restart Its Spin? | New...

Science & Futurism with Isaac Arthur ·

2025/11/18

Could detonating nuclear bombs in Mars’ core reignite its magnetic field? Discover new insights into the Red Planet’s interior and the science behind planetary reawakening.

en

00:28:04

Why We Should Go To Mars... And Why We Shouldn't...

Science & Futurism with Isaac Arthur ·

2025/11/16

Mars calls to us as the next world to conquer—but should we go yet? Explore the case for and against colonizing the Red Planet, from science to strategy to survival.

en

00:33:53

The First Interstellar Colony Humanity’s Leap Beyond...

Science & Futurism with Isaac Arthur ·

2025/11/13

Before we plant flags on alien worlds, we’ll build homes that can cross the void. This episode explores how humanity’s first interstellar colony might be born inside the ship itself.

en

00:34:15

The First Interstellar Colony Humanity’s Leap Beyond Sol

Science & Futurism with Isaac Arthur ·

2025/11/13

Before we plant flags on alien worlds, we’ll build homes that can cross the void. This episode explores how humanity’s first interstellar colony might be born inside the ship itself.

en

00:28:50

Doomsday Devices & Ontological Weaponry (Narration Only)

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

00:29:15

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

00:00:31

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

00:28:47

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

00:34:31

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

00:31:40

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

1,201 results

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