The first unmistakable signal from another intelligence would rank alongside fire and writing in the story of our species, yet a growing group of researchers warns that such a moment might arrive not ...

Add Yahoo as a preferred source to see more of our stories on Google. In a series of papers, astronomers have compared the "Wow!" signal to similar radio signals detected at Big Ear Observatory in ...

Alien Signs: The Message: The Crop Circle Mysteries isn't available to stream, rent, or buy in your region right now. Check back soon or try a different region using the flag selector below. Not yet ...

If there are indeed other beings in our galaxy, and they are sophisticated enough to traverse the expanse of space, their very first encounter with humanity might not be with a human. Rather, they ...

Recently released FBI documents from 1955 detailed claims that aliens sent messages to members of one of the oldest UFO organizations in the U.S.

In 1977, radio astronomers at Ohio State University’s Big Ear telescope in western Ohio picked up a remarkably intense radio signal from deep space. It came from something exceptionally bright and ...