The White House has lifted the lid on the shock extent of an "alien invasion" which has blighted US soil for the past six ...

The 1977 film “Close Encounters of the Third Kind” caused a big spike in tourism to Devils Tower, the mysterious landmark that plays a key role in the movie.

A well-known conspiracy theory (also seen in The X-Files) attests that aliens are in communication with the U.S. government, ...

Devils Tower, Wyoming (CNN) — The buzz started in a hay meadow at the foot of a mysterious-looking geological formation. Helicopters and trailers arrived in large numbers, famous faces and a ...