Check out 5 MORE mysterious UFO sightings that just can’t be explained, in this The Proof Is Out There compilation.

An astrophysicist who searches for life in the Universe unpacks Steven Spielberg's UFO blockbuster Disclosure Day ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

Scotland's World Cup match against Brazil was expected to attract plenty of attention -- but an anticipated alien invasion ...

Former Pentagon official Christopher Mellon says UFOs have repeatedly violated US military airspace, harassing Navy ships and ...

On Thursday, Rep. Eric Burlison, R-Mo., announced at a forum on UAP transparency that a tape exists of a UFO briefing between Air Force officials and scientists in 1952. He said MIT’s Lincoln ...