Explore the world of UFOs from all angles with these books covering the history, sociology and weirder takes on the ...

84% of Americans say the U.S. government knows more about UFOs than it is sharing.

To travel between solar systems, a spacecraft would need extremely sophisticated – if not impossible – technology.

If they hadn’t finally shown themselves at the end of the movie—in a sky-filling, strobe-lit mother ship too awe-inspiring to conceal—there’s no doubt the U.S. government would have gone on hiding the ...

A new batch of declassified Pentagon UFO materials is fueling fresh public fascination — but files still do not confirm ...

The posts come a week after the Pentagon released what it described as "never-before-seen" documents on unidentified flying objects.