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

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

These could be quietly ignored until 1947, when postwar alien fever was sparked in Roswell, New Mexico. Metal and rubber ...

Former CIA psychic spy Lyn Buchanan has claimed he uncovered the coordinates of four top-secret alien bases buried deep inside remote mountains around the world ...

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 ...