Could A Civilization Turn A Star Into A Computer?
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The Bernal Sphere
The Bernal Sphere is an immense spherical space habitat design and the inspiration for many habitats and space stations. To find out more about them and other megastructures, see the Megastructure Compendium: https://youtu.be/1xt13dn74wc Produced,...
Cyborg Armies
Go to https://brilliant.org/IsaacArthur/ to get a 30-day free trial + the first 200 people will get 20% off their annual subscription. In the future we may deploy armies of cybernetic superhumans to fight our battles, people so augmented they could...
The Last Planet
Go to https://buyraycon.com/isaacarthur for 15% off your order! Brought to you by Raycon. Eons from now the last stars will be born, living trillions of years before they too fade out, and in the gathering darkness will come the final sunset on the...
Is Our Galaxy Going To Collide With Andromeda?
We often hear that our galaxy will collide with the Andromeda Galaxy, our nearest neighbor, but in reality this is just the biggest of many titanic galactic mergers to come. Intergalactic Voyages: https://youtu.be/6aBfLA_g3og Produced, Written...
Planets vs Megastructures – SFIA 750,000 Subscriber Special Edition
To celebrate 750,000 subscribers we're taking a look at the benefits and disadvantages of settling and terraforming planets vs constructing megastructure space habitats Watch my exclusive video on Retrocausality:...
Could Technology Bring You Back To Life?
Medical Technology has revived people who have stopped breathing or whose heart has stopped, but could it revive those who are already brain dead and, if so, for how long? Technological Resurrection: https://youtu.be/Avp1ThZpDNs Produced, Written...
Lunar Space Elevators
A Space Elevator on the Moon, made of mundane materials, could be built with modern technology, and allow ultra-cheap freight off the Moon. Watch my exclusive video on Retrocausality: https://nebula.tv/videos/isaacarthur-retrocausality Get Nebula...
SFIA Monthly Livestream: Sunday, August 27, 2023 4pm EST
Our monthly livestream Q&A session. Join us on August 27, 2023, at 4pm EST, Sunday, and get your questions about the channel and episodes on chat to be answered! Join Nebula: https://go.nebula.tv/isaacarthur Support the stream:...
The Stanford Torus
The Stanford Torus is an enormous 10 million ton space station ring habitat designed to house many thousands. To find out more about them and other megastructures, see the Megastructure Compendium: https://youtu.be/1xt13dn74wc Produced, Written...