Recently released FBI documents from 71 years ago detailed claims that aliens sent messages to members of one of the oldest UFO organizations in the U.S. The recently uncovered files were part of a ...

SETI has new rules for verifying a possible alien signal. As artificial intelligence enters the search, another boundary ...

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 ...

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 ...

When the Trump administration registered the domains Aliens.gov and Alien.gov in March, UFO conspiracy theorists wondered whether they might finally get answers they’d long awaited. But coming on the ...