The seventh tranche of documents includes investigative reports into three sightings in June of this year.

Some documents date back to the 1940s, 1950s and 1960s, but the most intriguing are from this year.

Mysterious black triangle objects speeding up to 1,800 miles per hour without vapor trails were spotted over secret US ...

A fresh tranche of files released under the Trump administration’s transparency initiative has just dropped some jaw-dropping details about UFOs. The declassified files reveal high-speed encounters ...

Some UFO movements look impossible at first glance, but motion can be surprisingly deceptive. The most interesting cases are ...

The seventh batch of unclassified files also includes eyewitness accounts of dog-like creatures and trolls at a Utah ranch.

New Pentagon documents describe federal agents' reported encounter with a silent triangular object. Conflicting timelines and the absence of physical evidence have left the case unresolved.

An eerie sighting over Washington DC has sparked claims that alien craft are hiding in America's skies.

Newly released Pentagon files have allegedly confirmed that one of the most famous UFO incidents in history was real.