Browse
Essays
Selection Is Coming
Robin Hanson predicts the end of the solar system and perhaps the galaxy. And humans taking over our formerly natural selection.
Essays
Evolution Won’t Go Away
Jerome H. Barkow explains why evolutionary forces will shape extraterrestrial life, and how psychology clouds human ideas about it.
Essays
Adapted Aliens
Robin Hanson discusses what aliens might be like if they are millions of years removed from their ancestral, evolutionary environment.
Essays
Slow Growth Is Plenty Fast
Robin Hanson argues that slow-growing alien civilizations would still have plenty of time to get to the stars, if nothing interferes.
Essays
Pascal’s Alien Wager
Robin Hanson uses Pascal's Wager as a tool to think about communicating with extraterrestrials.
Essays
“Trust Me, I Know Exactly What’s Out There!”
David Brin challenges those who think they know what we might find out there in the universe: Our expectations have been dashed before.
Essays
The Importance of Active SETI
Douglas Vakoch argues that sending messages to possible extraterrestrials is a worthwhile endeavor and not to be feared.
Essays
Extraterrestrial Evolutionary Psychology
Evolutionary psychology explains how we have the societies we do. It will also probably work with extraterrestrials, says Jerome H. Barkow.
Essays
Should Earth Shut the Hell Up?
Robin Hanson does a cost-benefit analysis on yelling into the cosmos.