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. Watch my exclusive video Antimatter Propulsion: Harnessing the Power of Annihilation -...
Anachronistic Technology
Go to https://brilliant.org/IsaacArthur/ to get a 30-day free trial and 20% off their annual subscription. In the future we may have technologies sufficiently advanced that they are indistinguishable from magic, but could those civilizations also be indistinguishable...
Oceanic Moons
Go to https://brilliant.org/IsaacArthur/ to get a 30-day free trial and 20% off their annual subscription. The galaxy has many stars orbited by many planets, and many of these are orbited by immense icy moons, but could others have oceans on their surface, or even...
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?...
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...
The Banks Orbital: God’s Bracelet
The Banks Orbital is a ring-shaped Space Habitat over a million miles across with hundreds of times more living area than the entire Earth. Watch my exclusive video Machine Monitors: https://nebula.tv/videos/isaacarthur-machine-monitors Get Nebula using my link for...
Multi-Planetary Empires
One day humanity may settle countless worlds, but could any nation hope to govern multiple planets or even star systems? Watch my exclusive video Crystal Aliens https://nebula.tv/videos/isaacarthur-crystal-aliens Get Nebula using my link for 40% off an annual...
Automated Justice
As ever more automation works its way into our legal system and courts, we must ask what challenges and advantages AI has in justice, and if AI will come to be our judge and jury. Watch my exclusive video Crystal Aliens...
Quarantined Planets
🌏 Get Exclusive NordVPN deal here ➼ https://nordvpn.com/IsaacArthur It’s risk-free with Nord’s 30-day money-back guarantee! Until recently a planet-wide state of quarantine seemed almost unimaginable, but in the future could entire planets be quarantined from the rest...
Death Worlds
The galaxy is a harsh place full of desolate and barren planets, but some worlds may be so deadly they actively seek to kill those who dare to travel to them. Watch my exclusive video Topopolis: The Eternal River:...
Ancient Ghost Universes & Conformal Cyclic Cosmology
Try Cell to Singularity, free to play: https://l.linklyhq.com/l/1uNoF In a future so distant that all has decayed to nothingness and time itself ceases to exist, might this eternal moment of oblivion bring on a fiery resurrection to all of space and time? Visit our...
Lagrange Point Space Settlement
Lagrange Points are the rare oases, stationary islands in space. As a result, they are invaluable real estate where we can build vast space habitats. Watch my exclusive video Giant Space Monsters: https://nebula.tv/videos/isaacarthur-giant-space-monsters Get Nebula...
