These shocking UFOs have been spotted over some of the biggest cities in the U.S. See more in this compilation from The Proof is Out There.

The Pentagon on Friday released a new group of documents and videos related to UFOs, or UAPs, with 72 more documents, images ...

National attention on UFOs has shifted in recent years, especially after the US government in the past decade has released ...

The incident, reportedly over a nuclear weapons assembly plant, was included in the Pentagon’s fourth tranche of UFO files.

Why do we tend to assume that UFOs are crafts carrying alien beings rather than alien beings themselves? How the UFO ...

From the Navy’s infamous Tic-Tac encounter to thousands of recent reports, believers say some of the strangest UFOs may be hiding underwater.

Pilot Kenneth Arnold took flight from Chehalis, Washington in his single-engine airplane, looking for a missing military ...

NASA's relationship with UFOs has evolved alongside broader changes in public and government interest in unexplained ...

A declassified 1948 US military memo has fuelled renewed debate after researchers claimed it suggests officials believed they ...

The latest batch of UFO files from the Pentagon includes artistic renderings by credible witnesses.

THE A66 is more than just the quickest route between Scotch Corner and Penrith, it is also Britain’s UFO hotspot. Unexplained ...