Extraterrestrial Intelligent Life

Since Aliens Obey the Laws of Physics, Can We Guess What They Look Like?

Since time immemorial, humans have gazed up at the stars and wondered if we’re alone in the universe. We have…

5 months ago

Beyond “Fermi’s Paradox” III: What is the Great Filter?

In 1996, economist/futurist Robin Hanson proposed a possible resolution to the Fermi Paradox: there's a "Great Filter" that prevents intelligent…

4 years ago

Why Haven’t We Found Any Aliens Yet?

A growing list of scientists believe life on Earth only came about because of a lucky series of evolutionary accidents,…

8 years ago

Are we Ready for Contact?

A common criticism of science is its quick decision to experiment, without thinking about whether or not it should. While…

10 years ago