Get a free month of Curiosity Stream: https://curiositystream.com/isaacarthur Fictional portrayals of alien invasion or reports of alien sightings and abductions often imply motives which on inspection make little sense... unless perhaps the true purpose was mischief....
Alien Languages
Get a free month of Curiosity Stream: https://curiositystream.com/isaacarthur One day humanity might make contact with an alien race, but will we be able to understand their languages? Visit our Website: http://www.isaacarthur.net Support us on Patreon:...
The Fermi Paradox: Multiverse
Visit our sponsor, Brilliant: https://brilliant.org/IsaacArthur/ The Fermi Paradox contemplates the weirdness of our galaxy seemingly being devoid of intelligent alien life, but Many Worlds Theory, Multiverses, Parallel Universe, and Alternate Realities may radically...
The Fermi Paradox: Drake’s Equation
Get a free month of Curiosity Stream: https://curiositystream.com/isaacarthur Drake's Equation lies at the core of the Fermi Paradox and SETI, the Search for Extra-Terrestrial Intelligence, but is it a good guide in our search for aliens, and what does modern...
Talkative Aliens
Go to https://buyraycon.com/isaacarthur for 15% off your order! Brought to you by Raycon. The Search for Extra-Terrestrial Intelligence, SETI, relies on looking for signals from distant alien worlds where even very powerful signals can weaken to near nothing. We'll...
The Fermi Paradox: Zoo Hypothesis
Get a free month of Curiosity Stream: http://curiositystream.com/isaacarthur The Zoo Hypothesis is a Fermi Paradox solution that assumes extraterrestrial civilizations can't be detected by our SETI efforts because they keep our whole world in an Alien Zoo. Visit our...
The Fermi Paradox: Late Filters
Start listening with a 30-day Audible trial and your first audiobook plus two Audible Originals are free. Visit http://www.audible.com/isaac or text "isaac" to 500-500. The Fermi Paradox asks why we don't see any alien civilizations with our SETI efforts. The Late...
The Fermi Paradox: Rare Technology
Get a free month of Curiosity Stream: http://curiositystream.com/isaacarthur The Fermi Paradox, the big question of where all the aliens are, has many proposed solutions focusing on what might lower the odds of intelligent species arising on another world, or what...
The Fermi Paradox: Dark Forest Theory
The Dark Forest Theory is a proposed solution to the Fermi Paradox from Cixin Liu which suggests all alien civilizations remain intentionally quiet, hiding from SETI efforts and possible hostile civilizations. It also argues they may attack any civilization which does...
Megatelescopes
To see deeper into space, we will need much bigger telescopes. Visit our sponsor, Brilliant: https://brilliant.org/IsaacArthur/ As astronomy seeks to find and study distant planets and peer further and more accurately into space and time, the limitations of ground...
Alien Beacons
Astronomers have been looking for signs of extraterrestrial signals for decades, and not yet found any. Today we will examine the notion of Interstellar Beacons and ask just how far away you can be heard if you want to be. Visit our Website: http://www.isaacarthur.net...
Fermi Paradox: Sleeping Giants
Use my link http://www.audible.com/isaac or text isaac to 500-500 to get a FREE audiobook and 30-day free trial! The idea that alien civilizations may exist but be hiding or asleep is a popular explanation for the Fermi Paradox, the apparent contradiction between the...
