Clif High has predicted that a war between aliens and humans will start today and ensue for an unspecified period of time.

Why haven’t we found aliens yet? From cosmic vastness to self-destruction, here are intriguing reasons scientists think alien ...

Astronomers heading the search for extraterrestrial intelligence predict their quest might first spark an encounter with ...

South Korean president declares emergency martial law What Did Elrond Do Before The Lord of the Rings? The hidden spaces on ...

To simulate how language may evolve, we give agents (AIs) simple tasks that require communication, like a game where one ...

We are the products of progressive stages of evolution. With this in mind, the Drake equation can be cast as: In that ...

Since the first modern SETI (Search for ExtraTerrestrial Intelligence) studies tried to detect alien transmissions in the ...

To explore the galaxy and hunt for resources, intelligent aliens might need to turn their home stars into natural spaceships, ...

Believe it or not, 20 million people in the United States claim to have seen a UFO, and four million claim to have been ...

Claims of UFOs at nuclear sites spark debate as ex US military official suggests aliens send a message about nuclear weapons.

A new study explores this tantalizing idea. The idea of aliens hiding in a parallel universe — though seemingly absurd — is ...