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 more.

There are all sorts of things flying around the universe that we earthlings haven't yet figured out how to identify.

A prominent American exorcisthas been removed from his post in Washington, D.C. after publicly claiming that many UFO sightings are actually demons at work, according to the Archdiocese of Washington and his own ministry.

The War Department released more than 160 files Friday related to sightings of UFOs dating back nearly 80 years, two days after President Trump predicted, “I think some of it’s going to be very interesting to people.

The Department of War released 162 files — including photos and video — related to UFO sightings. Here are the 5 most intriguing revelations.