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

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

The world is fair and square when it comes to celebrations. Nothing seems to escape the calendar. Almost every date has become some day. There are the popular o ...

In 1947, pilot Kenneth Arnold's report of strange objects over Mount Rainier and a fateful media misquote created the 'flying ...

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

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

Are we alone in the universe? The answer is no based on the amount of reported UFO sightings in these 26 Maine cities and ...

The pilots dubbed the fireballs “foo fighters” but had no idea what they were. Plasma? Enemy tech? Aliens? We still haven’t ...

Movies like Arrival and Eternal Sunshine of the Spotless Mind feature the best and most powerful endings in the history of ...

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

Some frogs have evolved features so strange that scientists struggle to explain them, and a few look less like amphibians ...

A man was left stunned after spotting a mysterious light in the sky above a seaside town. Paul Howe, who lives in Barker's ...