A top-secret Air Force jet has been spotted at one of the most classified military bases tied to UFOs just days after the ...

The microbe was gathered from the agency's clean rooms, where experts build spacecraft in carefully controlled environments.

More than 170 accounts and videos reveal never-before-known UFO sightings.

Hollywood owns the UFO genre and has actual standards for this sort of thing. The government needs to step it up.

Until the U.S. government has data or samples of alien material that can be shared, the story of extraterrestrial visitors is ...

WASHINGTON (AP) — Buzz Aldrin observing a “fairly bright light source” while aboard the Apollo 11. A mysterious object making ...

A wild video shows the moment a fighter pilot encounters a UFO while flying over Middle Eastern airspace. It can be seen ...

The War Department released more than 160 files Friday related to sightings of UFOs dating back nearly 80 years, two days ...

The first tranche of 169 items included State Department cables, FBI documents and NASA transcripts of crewed flights into ...

The Pentagon on Friday released online what it called “new, never-before-seen” files, dating back decades, related to ...