What are Cosmic Strings ?

What are Cosmic Strings ?

A cosmic string is a hypothetical, narrow, and extremely dense topological defect in the fabric of space-time, theorized to have formed in the early universe. Join this channel to get access to perks: https://www.youtube.com/channel/UCZFipeZtQM5CKUjx6grh54g/join Visit...

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Jobs In Space

Jobs In Space

Go to https://brilliant.org/IsaacArthur/ to get a 30-day free trial and 20% off their annual subscription. We all dream of a future in space, but it will take a lot of work to get there and more to make it a place we can visit and live. Of course, where there’s work...

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Colonizing Ganymede

Colonizing Ganymede

Go to https://hensonshaving.com/isaacarthur and enter "isaacarthur" at checkout to get 100 free blades with your purchase. Ganymede is an enormous moon, larger than any other we’ve found, including our own, and may one day be the centerpiece of wider human settlements...

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Lunar Resource Launchers

Lunar Resource Launchers

Rail Guns or Electromagnetic Launch systems might allow us to move cargo and resources off the Moon at a tiny fraction of Earth's Launch costs. Join this channel to get access to perks: https://www.youtube.com/channel/UCZFipeZtQM5CKUjx6grh54g/join Visit our Website:...

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Space Freighters, Cargos & Crews

Space Freighters, Cargos & Crews

Go to https://brilliant.org/IsaacArthur/ to get a 30-day free trial and 20% off their annual subscription. 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?...

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Alternative Intelligence: The Other A.I.

Alternative Intelligence: The Other A.I.

Go to https://hensonshaving.com/isaacarthur and enter "isaacarthur" at checkout to get 100 free blades with your purchase. 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...

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Rivers in Space & Water From Stars

Rivers in Space & Water From Stars

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Nuking Venus

Nuking Venus

Venus's has an immense inferno of an atmosphere that makes living there unthinkable, but could it be removed? Join this channel to get access to perks: https://www.youtube.com/channel/UCZFipeZtQM5CKUjx6grh54g/join Visit our Website: http://www.isaacarthur.net Join...

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Cosmic Capitals

Cosmic Capitals

Go to https://brilliant.org/IsaacArthur/ to get a 30-day free trial and 20% off their annual subscription. 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...

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What Is “Biological Immortality”?

What Is “Biological Immortality”?

The possibility of extending life through technology seems both tantalizingly close and forever over the horizon. Join this channel to get access to perks: https://www.youtube.com/channel/UCZFipeZtQM5CKUjx6grh54g/join Visit our Website: http://www.isaacarthur.net Join...

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Alien Embassies

Alien Embassies

We often imagine encountering many alien civilizations, and establishing trade and relationships with them, but what would being an alien ambassador be like? Watch my exclusive video Machine Monitors: https://nebula.tv/videos/isaacarthur-machine-monitors Get Nebula...

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The Fermi Paradox: Interdiction

The Fermi Paradox: Interdiction

Go to https://brilliant.org/IsaacArthur/ to get a 30-day free trial and 20% off their annual subscription. 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...

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