Two exhibitions on view in New York delve into artists' long-standing fascination with the unknown, and what it says about ...

NASA scientists have reported an unusual signal in near-Earth space, describing a phenomenon they have not previously observed so close to our planet. The finding, while still being analyzed, ...

From mysterious orbs near aerospace facilities to shape-shifting objects in broad daylight, join us as we explore recent unexplained phenomena in our skies and seas. Our countdown features pilot ...

Whatever or whoever they are, they’re still out there. U.S. intelligence is after them, but its upcoming report won’t deliver any full or final truth about UFOs. The tantalizing prospect of top ...