PODCAST

Science & Futurism with Isaac Arthur

Isaac Arthur

Podcast by Isaac Arthur

science

All Episodes

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.

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.

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.

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.

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.

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.

02:17:57

The Terraforming Compendium - From Barren Rocks to...

Science & Futurism with Isaac Arthur ·

2025/06/15

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.

00:15:46

Could We See a Second Big Bang?

Science & Futurism with Isaac Arthur ·

2025/06/10

From quantum tunneling to cosmic inflation, we journey through the theories behind the Big Bang and beyond — and ask the big question: could another Big Bang be in our cosmic future?

00:32:50

How Many Alien Civilizations Are There?

Science & Futurism with Isaac Arthur ·

2025/06/08

Are we alone in the universe—or just early to the party? We’ll explore the math, models, and megastructures that might answer how many alien civilizations are out there, and why the night sky remains so quiet.

00:32:18

How Many Alien Civilizations Are There? (Narration Only)

Science & Futurism with Isaac Arthur ·

2025/06/08

00:51:50

Orbital Shipyards - Building Fleets in Space...

Science & Futurism with Isaac Arthur ·

2025/06/05

A new industrial revolution is coming—not on Earth, but above it. This episode delves into how orbital shipyards will produce everything from shuttles to megastructures, changing how we explore and inhabit space.

00:52:21

Orbital Shipyards - Building Fleets in Space

Science & Futurism with Isaac Arthur ·

2025/06/05

00:27:11

5 Fermi Paradox Explanations I Love… and 7 That Fall...

Science & Futurism with Isaac Arthur ·

2025/05/31

The Fermi Paradox asks why, in a vast and ancient universe, we see no signs of alien life. In this episode, we explore five explanations that make sense—and seven popular ones that, despite sounding good, fall flat under closer scrutiny.

00:27:11

5 Fermi Paradox Explanations I Love… and 7 That Fall...

Science & Futurism with Isaac Arthur ·

2025/05/31

00:42:59

Stormtroopers: Elite Warriors and the Evolution of...

Science & Futurism with Isaac Arthur ·

2025/05/29

From trench-busting stormtroopers to galaxy-spanning clone legions, we explore the evolution of elite soldiers and how sci-fi reimagines the future of warfare.

00:43:36

Stormtroopers: Elite Warriors and the Evolution of...

Science & Futurism with Isaac Arthur ·

2025/05/29

From trench-busting stormtroopers to galaxy-spanning clone legions, we explore the evolution of elite soldiers and how sci-fi reimagines the future of warfare.

00:25:52

Ancient Machine Monitors: Alien Watchdogs, AI...

Science & Futurism with Isaac Arthur ·

2025/05/25

From Clarke’s Sentinel to deep-space defense systems, this episode dives into the idea of machine monitors—guardians of planets, civilizations, and secrets too ancient to name.

00:32:25

Worldhouses & Paraterraforming (Narration Only)

Science & Futurism with Isaac Arthur ·

2025/05/15

Why wait centuries to terraform Mars when you could build a habitable world overnight? In this episode, we explore the concept of Worldhouses—planet-spanning domes that let us colonize hostile worlds by enclosing them beneath engineered skies, one dome at a time.

00:32:58

Worldhouses: Building Planets, One Dome at a Time

Science & Futurism with Isaac Arthur ·

2025/05/15

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Science & Futurism with Isaac Arthur

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