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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

00:29:32

Spaceport Innovations - Designing the Next Generation...

Science & Futurism with Isaac Arthur ·

2025/07/10

This episode explores how spaceports will evolve in design, technology, and purpose—shifting from fuel-thirsty towers to seamless transport hubs for Earth, Moon, Mars, and beyond.

en

00:29:52

Spaceport Innovations - Designing the Next Generation...

Science & Futurism with Isaac Arthur ·

2025/07/10

This episode explores how spaceports will evolve in design, technology, and purpose—shifting from fuel-thirsty towers to seamless transport hubs for Earth, Moon, Mars, and beyond.

en

00:26:57

What If the Big Bang Never Happened?

Science & Futurism with Isaac Arthur ·

2025/07/06

The Big Bang is the reigning explanation for our universe’s origin—but what if it’s wrong? This episode dives into cosmic controversies and the theories that challenge everything we thought we knew.

en

00:35:34

The Economics of a Post-Scarcity Universe - What...

Science & Futurism with Isaac Arthur ·

2025/07/03

If everything is free, what’s still worth striving for? From replicators to reputation, we examine the surprising economics of a post-scarcity world.

en

00:35:29

The Economics of a Post-Scarcity Universe - What...

Science & Futurism with Isaac Arthur ·

2025/07/03

If everything is free, what’s still worth striving for? From replicators to reputation, we examine the surprising economics of a post-scarcity world.

en

00:16:54

The 10 Worst Alien Invasion Strategies (Narration Only)

Science & Futurism with Isaac Arthur ·

2025/07/01

From Martians undone by germs to predators who insist on sporting duels, we explore the most ridiculous alien invasion tactics in fiction, and what they reveal about strategy, science, and human resilience.

en

00:17:13

The 10 Worst Alien Invasion Strategies

Science & Futurism with Isaac Arthur ·

2025/07/01

From Martians undone by germs to predators who insist on sporting duels, we explore the most ridiculous alien invasion tactics in fiction, and what they reveal about strategy, science, and human resilience.

en

00:29:42

ISRU: In-Situ Resource Utilization

Science & Futurism with Isaac Arthur ·

2025/06/29

In order to succeed in space, we must be able to produce as much as possible on-site, or ‘in situ’, but what are the most critical resources to harvest and how do we do it?

en

00:31:38

ISRU: In-Situ Resource Utilization - From Regolith to...

Science & Futurism with Isaac Arthur ·

2025/06/29

In-situ resource utilization (ISRU) is the key to building lasting colonies in space—by turning local materials into shelter, fuel, and even food. Explore how humanity might thrive beyond Earth by living off the land on other worlds.

en

00:31:21

ISRU: In-Situ Resource Utilization - From Regolith to...

Science & Futurism with Isaac Arthur ·

2025/06/29

In-situ resource utilization (ISRU) is the key to building lasting colonies in space—by turning local materials into shelter, fuel, and even food. Explore how humanity might thrive beyond Earth by living off the land on other worlds.

en

00:29:21

ISRU: In-Situ Resource Utilization (Narration Only)

Science & Futurism with Isaac Arthur ·

2025/06/29

In order to succeed in space, we must be able to produce as much as possible on-site, or ‘in situ’, but what are the most critical resources to harvest and how do we do it?

en

00:40:59

Cosmic Megafauna - Could Giant Alien Life Forms Exist?

Science & Futurism with Isaac Arthur ·

2025/06/26

Space is big—but could life out there be even bigger? Join us as we ask just how enormous alien life can get—and what it might look like.

en

00:40:29

Cosmic Megafauna - Could Giant Alien Life Forms...

Science & Futurism with Isaac Arthur ·

2025/06/26

Space is big—but could life out there be even bigger? Join us as we ask just how enormous alien life can get—and what it might look like.

en

00:22:48

How Colonizing Space Benefits Earth - The...

Science & Futurism with Isaac Arthur ·

2025/06/22

Space colonization isn't about abandoning Earth—it's about transforming it. Discover how expanding into space can drive innovation, sustainability, and prosperity right here on the ground.

en

00:23:14

How Colonizing Space Benefits Earth - The...

Science & Futurism with Isaac Arthur ·

2025/06/22

Space colonization isn't about abandoning Earth—it's about transforming it. Discover how expanding into space can drive innovation, sustainability, and prosperity right here on the ground.

en

00:38:29

Space Elevator Economics - Building And Operating A...

Science & Futurism with Isaac Arthur ·

2025/06/19

Explore the real economics of building and operating a space elevator—from ship-launched ribbons to megaton climbers—and how this infrastructure could change the world.

en

00:38:02

Space Elevator Economics - Building And Operating A...

Science & Futurism with Isaac Arthur ·

2025/06/19

Explore the real economics of building and operating a space elevator—from ship-launched ribbons to megaton climbers—and how this infrastructure could change the world.

en

02:17:57

The Terraforming Compendium - From Barren Rocks to...

Science & Futurism with Isaac Arthur ·

2025/06/15

Could we sculpt dead planets into living worlds? From artificial crusts and orbital mirrors to taming tectonics and engineering biospheres, this is your definitive guide to turning alien rocks into second Earths.

en

02:17:02

The Terraforming Compendium - From Barren Rocks to...

Science & Futurism with Isaac Arthur ·

2025/06/15

Could we sculpt dead planets into living worlds? From artificial crusts and orbital mirrors to taming tectonics and engineering biospheres, this is your definitive guide to turning alien rocks into second Earths.

en

00:33:39

Interstellar Travel: Can We Survive the Long Journey?...

Science & Futurism with Isaac Arthur ·

2025/06/12

Interstellar travel may one day take us to the stars, but surviving the journey could be the greatest challenge humanity has ever faced. In this episode, we explore the physical, psychological, and societal trials of a voyage that could span centuries—or forever.

en

1,100 results

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