Vacuum Decay – Escaping the End of Physics Itself

Vacuum Decay – Escaping the End of Physics Itself

Discover the science behind vacuum decay, the ultimate cosmic doomsday. Go to the link: https://imprintapp.com/isaacarthur to get 25% off an annual membership Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our...

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Why We Should Go To Mars… And Why We Shouldn’t

Why We Should Go To Mars… And Why We Shouldn’t

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. Checkout Scav: https://go.nebula.tv/scav?ref=isaacarthur Watch my exclusive video Autonomous Space...

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Is 3I/ATLAS an Alien Artifact?

Is 3I/ATLAS an Alien Artifact?

3I/ATLAS is only the third interstellar object we’ve ever seen — but could it really be an alien artifact, or just another comet with unusual traits? Watch my exclusive video The Economics of Immortality:...

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Life on Mars? Perseverance’s Sapphire Canyon Discovery

Life on Mars? Perseverance’s Sapphire Canyon Discovery

NASA’s Perseverance rover may have found the best hint yet of Martian life — strange minerals in Jezero Crater that could be microbial fingerprints… or just clever geology. Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur...

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Colonizing Rogue Planets

Colonizing Rogue Planets

Go to https://hensonshaving.com/isaacarthur and enter "Isaac Arthur " at checkout to get 100 free blades with your purchase. Rogue planets wander the cosmos without stars, but could we still call them home? This episode dives into how humanity might transform these...

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How Alien Would Aliens Behave?

How Alien Would Aliens Behave?

Forget tentacles—what matters is the mind. We explore how alien behavior might emerge from evolution, culture, and technology, and why our biggest first contact risk may be misunderstanding. Watch my exclusive video Mass Drivers on the Moon:...

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