EXCLUSIVE: The visual design behind the mysterious aliens in Steven Spielberg's Disclosure Day is explained by screenwriter David Koepp.

Astronomers have been scanning the skies for alien radio signals for decades, but so far they’ve heard nary a peep (with one possible exception). But according to a recent study, that could be because ...

Add Yahoo as a preferred source to see more of our stories on Google. Tardigrades—a type of invertebrate also known as water bears—are the only animals observed to survive the intense radiation and ...

The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new paper.

There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer ...

"When aliens come to our planet, we realize they're really the thing of nightmares... Which we're gonna give people." Scary! FX has revealed a new 5-minute behind-the-scenes "First Look" featurette ...

The vast majority of our planet remains a complete mystery, hidden beneath miles of crushing water where sunlight never penetrates. In this eternal darkness, evolution has taken a path so bizarre that ...

A lot of the alien races in the Star Trek universe are humanoid, and the original series explained that fact way back in the ...

For generations, science fiction has imagined what life might look like on other worlds. Novelist H.G. Wells described nightmarish squid-like Martian invaders in The War of the Worlds, while the ...