Experts believe ancient alien civilizations have been living on mars. See more in this clip from Season 1, Episode 7, ...

A former Pentagon UFO chief says he's seen alien craft with his own eyes. A Harvard scientist says show the data first.

Self-described UFO expert Scott C Waring says a rectangular shape in a solar image is a huge alien spacecraft, but its size, ...

Jay Stratton claims Roswell alien survivors refused food before dying, but official US investigations have found no evidence ...

In the American desert, there is a military facility whose existence and activities have been kept secret for many years.What is happening there? Are aliens being kept there? Or is cutting-edge ...

David Grusch testified that he "absolutely" believes the government is in possession of unidentified anomalous phenomenon, or UAPs -- which has replaced UFO in official parlance -- as well as remains ...

Some UFO cases remain difficult to explain, but that is only the beginning of the scientific question. The evidence needed to ...

NASA's probe circling the sun recently captured a mysterious object soaring by. An image from the Solar Heliospheric ...

A former Pentagon official who led the government’s investigation into unidentified flying objects says the U.S. recovered ...

LAS VEGAS (KLAS) — A criminal trial is underway for a Las Vegas man who told police that aliens told him to kill his father.

Steven Spielberg has always had one eye on the sky, but with his latest film he finally went all the way in. 'Disclosure Day' is not just another alien ...

A Flamingo Las Vegas Casino and Hotel security guard was on his smoke break during a graveyard shift when a voice crackled over the radio, “someone took a flamingo.” ...