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 ...

The Search for Extraterrestrial Intelligence (SETI) focuses on finding technosignatures—potential signs of alien technology. If we look carefully, we might have a chance at detecting their ...

Do aliens exist? Based on how many alien invasion movies there are, you'd be forgiven that there's gotta be some proof of extraterrestrial life—and that the aliens are out to get us here on Earth. But ...

Technosignatures are theoretical signs of technologically advanced alien civilizations, but so far, none of those civilizations have phoned home. Researchers from the Search for ExtraTerrestrial ...

This post contains spoilers. Don’t say we didn’t warn ya. Hello, people of Earth. I’m Suzy Byrne, and I’ve been covering entertainment at Yahoo for over a decade. I’ll be the first to tell you that ...

A crowd-sourced search for alien intelligence called SETI@Home is in its final stages, analyzing 100 radio signals of ...

Much like a Xenomorph bursting through your chest, Alien first surprised audiences more than 45 years ago, and it hasn't stopped growing since. With nine films (including the two Predator crossovers), ...