Two possibilities exist: either we are alone in the Universe or we are not. Both are equally terrifying.” – Arthur C.

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

In celebration of World UFO Day, I asked ChatGPT to give me a scenario where aliens finally make contact with us — and its ...

On a clear night, the sky may seem peaceful and empty. Yet beyond the stars visible to our eyes lies a universe so vast that it is difficult to imagine. Our gal ...

The book Flying Saucers from Outer Space, written by author Donald E. Keyhoe in 1953, was the first to use the term “UFO." ...

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

The Pentagon's latest declassified UAP files, including eyewitness videos and historical documents, have reignited interest ...

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to ...

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

Space exploration was a major theme of a state House hearing on Tuesday, even as the budget deadline looms over lawmakers.

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...