The actor left social media users scratching their heads after teasing an apparent encounter through a string of cryptic ...

In other cryptic videos, James Franco alleged that people were watching him.

The odds of there being another intelligent life form in the Milky Way are pretty good given the billions of stars. But we ...

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

Hollywood makes initiating alien contact seem much easier than it has proven to be. In E.T. the Extraterrestrial, E.T. got ...

Scientists explore the Fermi paradox, suggesting that alien civilisations may self-destruct before becoming detectable, ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

That little alien emoji staring back from your phone, with its smooth, bulbous head and almond-shaped black eyes, has ...

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

A normal canal fishing trip turns bizarre when the first cast near a pipe hooks something they do not expect. Instead of a ...

K2-18b is one of the most promising worlds for the search for extraterrestrial life, so astronomers conducted an unusually ...

Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...