Add Yahoo as a preferred source to see more of our stories on Google. Photo by Michaël Meyer: https://www.pexels.com/photo/ashtray-with-an-alien-toy-inside-9739196 ...

On a 1964 mission to study deep waters in the Antarctic, the National Science Foundation’s (NSF) research vessel Eltanin ...

"There's a minimum of four [types of alien] that we know of. I've seen the evidence, I've seen the records." ...

Are we alone? Is life around us a cosmic accident that only happened once on this lonely planet, making human beings the only technological civilization anywhere? Or is the universe teeming with life, ...

It would probably not be the first question we asked, and it would not be the most urgent. But it could be one of the most revealing. Did another intelligent species develop ideas about gods, souls, ...

The question of whether aliens exist is not a new one. In science fiction films and books, people have wondered if we’re the only life in this universe and what that can imply for universes beyond ...