It can be hard to hear a signal 100 miles away—so what does it take to build a beacon loud enough to be heard 100,000 light years away? In this episode, we explore galactic beacons: powerful transmissions that may teach, warn, or outlast the minds that made them....
Go to https://hensonshaving.com/isaacarthur and enter "isaacarthur" at checkout to get 100 free blades with your purchase. Fungi and protists are ancient and diverse—so could alien fungi be more common across the galaxy? Join us as we explore the possibility of fungal...
Go to https://hensonshaving.com/isaacarthur and enter "isaacarthur" at checkout to get 100 free blades with your purchase. One of Earth’s most unique features is the enormous gemstone in our sky we call the Moon, but could the Moon be the reason why we even exist?...
Many seek a path to enlightenment through study and meditation, but what does science tell us about transcendence? And could entire civilizations seek to leave this reality behind? Watch my exclusive video Exploring The Multiverse:...
Go to https://brilliant.org/IsaacArthur/ to get a 30-day free trial and 20% off their annual subscription. We often wonder where all the vast and ancient alien civilizations are, but could it be that they've migrated far away in space or time, or even journeyed beyond...
When listen to void of space, we hear no alien signals, but could the galaxy be quiet because ancient empires slumber inside it? Watch my exclusive video Planetary Archives & Stasis Vaults: https://nebula.tv/videos/isaacarthur-planetary-archives-stasis-vaults Get...
Many fear future technologies may doom our civilization, but could the pursuit of technology, and civilization itself, be what dooms humanity? Watch my exclusive video ISRU: https://nebula.tv/videos/isaacarthur-isru-insitu-resource-utilization Get Nebula using my link...
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...
Go to https://brilliant.org/IsaacArthur/ to get a 30-day free trial and 20% off their annual subscription. We often worry that the reason we hear nothing in our search for extraterrestrial intelligence is that travel to other stars is just too hard, but what if a...
Use code isaacarthur at the link below to get an exclusive 60% off an annual Incogni plan: https://incogni.com/isaacarthur Life is incredibly complicated, but for most of Earth’s history it was much simpler. Is it possible the Universe is full of planets with very...
The Fermi Paradox contemplates reasons why in so an ancient and huge Universe we don’t see enormous alien civilizations everywhere, and the Great Filters approach tries to think of reasons why life, or intelligent life, is rare. Produced, Written & Narrated by:...
Go to https://brilliant.org/IsaacArthur/ to get a 30-day free trial + the first 200 people will get 20% off their annual subscription. The cosmos seem silent and empty of any great interstellar empires, but perhaps they once existed, and if so, what titanic ruins...