One pilot's offhand description in 1947 started a national obsession that never quit.

One dusty New Mexico summer rewired how America looks at the sky.

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

When people ask what the “most Fourth of July movie ever made” is, there’s usually one obvious answer: “Independence Day. ” ...

A later generation of ATS cases involved multinational corporations accused of aiding and abetting state human rights ...

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 ...

Phobies' Fuller Disclosure update adds ten alien Phobies, five maps, a new event, and a long-awaited pity system on iOS and ...

The Great Filter theory suggests advanced civilisations may self-destruct before contacting others, explaining the universe's ...

Speaking for the first time since a chilling experience four decades ago, Paul Jones and his mum Daphne reveal how their trip ...

Somewhere in the Mojave Desert, a gleaming white dome sits in the middle of nowhere, and the story behind it is stranger than ...

The Supreme Court has upheld a broad conception of birthright citizenship, rejecting President Donald Trump’s executive order ...