Astrophysicist Neil deGrasse Tyson, 67, explained how any alien visitor from another planet would likely look very different ...

Alarmed defense experts believe these UFOs may be highly advanced, next-generation spy drones, raising concerns about ...

A mysterious object speeding across the universe might look like a UFO, but the real story is even more fascinating.

Dr. Hal Puthoff claims the U.S. has recovered remains of four separate species of alien life from UFOs, citing people involved in the recoveries.

The Pentagon has released another batch of ‘UFO Files’ with footage of unknown objects in the sky—here are the most common alien theories, explained. This voice experience is generated by AI. Learn ...

Americans "deserve the truth," a U.S. congressman has told a press conference as part of a wider transparency campaign.

Steven Spielberg’s latest UFO blockbuster is generating debate far beyond extraterrestrials and government secrets.

No bombshells so far in the latest Pentagon batch of declassified Unidentified Anomalous Phenomena files. But they show the ...

Newly declassified Pentagon UFO files have reignited debate over a possible alien presence on the Moon after a previously ...

Given the unique importance of a potential UFO visit, confirmation requires a high standard of evidence. Here are simple tips ...

ON AN August evening in 1995 there was a worldwide broadcast of an 18 minute, grainy black and white film that caused a ...

After seeing Steven Spielberg's "Disclosure Day," check out these real-life accounts of strange aerial sightings.