The ability to get a strike force anywhere and fast is of vast strategic value, and the future may dropships landing anywhere on a planet within minutes. Visit our Website: http://www.isaacarthur.net Checkout this episode ad-free on Nebula:...
Ammonia-Based Lifeforms
Get a free bag of fresh coffee with any Trade subscription at https://www.drinktrade.com/isaacarthur Our search for extraterrestrial life assumes alien life based on water and carbon, but could there be biochemistries based on other substances? NSS Townhall...
Robots & Warfare
Use code isaacarthur at the link below to get an exclusive 60% off an annual Incogni plan: https://incogni.com/isaacarthur Robots play an ever greater role in every aspect of our lives, including the battlefield, but what will their role be in the wars of the future?...
Mobile Cities
Humanity has often preferred to move its communities, and in the future we might do that by moving our entire cities, by air, sea, or land. Watch my exclusive video on Nomadic Miners On The Moon: https://nebula.tv/videos/isaacarthur-nomadic-miners-on-the-moon Get...
Lunar Mining, Processing & Refining
Go to https://brilliant.org/IsaacArthur/ to get a 30-day free trial + the first 200 people will get 20% off their annual subscription. After over half a century, it is time to return to the Moon, and use its vast resources as a bridge to countless new worlds. Visit...
Birch Planets: Galaxy-Sized Worlds
Birch Planets are enormous hypothetical Megastructures which would have more living area than every planet in our galaxy combined, and are even larger than Dyson Spheres. Mega Earths: https://youtu.be/ioKidcpkZN0 To find out more about megastructures, see the...
SFIA Monthly Livestream: Sunday, July 30, 2023 4pm EST
Our monthly livestream Q&A session. Join us on July, 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: https://streamlabs.com/isaacarthur Catch...
Earth After Humanity
Connect the Dots with Ariadne: https://www.ariadne.inc We often think that one day the world will come to an end and humanity with it, and possibly with us causing it, but what would our world be like if life persisted after humanity was gone? Visit our Website:...
Aliens Beyond the Galactic Rim?
Worlds far from the Galactic Core are thought to be low in many important elements for life, but some new research calls that into doubt, indicating that the ancient old worlds of the galactic rim might harbor alien life. See our episode The Fermi Paradox: The...
Life in 2323 A.D.
The first 1,000 people to use the link will get a 1 month free trial of Skillshare https://skl.sh/isaacarthur06237 What will life be like 300 years in our future, or for those living 300 million miles away? Visit our Website: http://www.isaacarthur.net Join Nebula:...
Non-Equatorial Space Elevators
Space Elevators offer the possibility of ultra-cheap space travel for all, but even if we find strong enough materials to build one, can we place them near our cities or only on the equator? See our episode Space Elevators for more details:...
Quasar Cannon
The Quasar Cannon is a hypothetical way of weaponizing Black Holes. Able to sterilize entire galaxies, it epitomizes the idea that if Brute Force isn't working, you're not using enough of it. To find out more about other megastructures, see the Megastructure...
