From the Greys to the Nordics, these aliens appear frequently across abduction stories and science fiction tales.

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to lead a team of outside scientists to study the national security risks ...

Harvard astrophysicist Avi Loeb argues 3I/ATLAS and other interstellar objects may hint at alien technology, drawing fame, ...

Vanity Fair reports from the Capitol Hill conference, where members of a sprawling community of national security experts and ...

Why are we allowing unidentified objects to operate with impunity in our skies?” one expert testified Tuesday.

As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters ...

That’s where Star Trek: First Contact becomes such a fun comparison.

Half a century after "Close Encounters of the Third Kind," the director returns to the subject of UFOs with "Disclosure Day." His science fiction films are informed by his fascination with alien encou ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? It was a temperate summer evening on September 19, 1961, when husband-and-wife duo ...