Scientists suggest that advanced aliens might not have physical bodies, challenging traditional views of extraterrestrial ...

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

Get the latest federal technology news delivered to your inbox. You might think this column is about UFOs and the Pentagon's ...

A Soviet astronomer in the 1960s proposed a scale to classify hypothetical alien civilizations. Here’s why the framework is ...

After a two week expedition off the coast of Brazil, an international team of researchers discovered 31 new marine species, ...

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life.

Add Yahoo as a preferred source to see more of our stories on Google. The night sky looks crowded, but physics may keep distant civilizations from ever meeting or even noticing one another. (CREDIT: ...

An image taken by Curiosity last month has sparked claims of a long-lost civilization on the Red Planet after some spotted a ...

Peacock is now officially in the “live-action TV adaptation of a book series about a man and his talking cat who are kind of trapped in a video game, and also there’s a surprising amount of Foot Stuff ...

With the release of Disclosure Day, Steven Spielberg’s new film about aliens, a question as old as science fiction itself resurfaces: if aliens were to arrive on Earth, would they come to conquer us, ...