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.

You'd think that a man who has made four theatrical movies about contact with extra-terrestrial life, both benevolent and malevolent, would have had at least one close encounter in his lifetime. But if any non-human entities outside of Earth are interested ...

A well-known conspiracy theory (also seen in The X-Files) attests that aliens are in communication with the U.S. government, providing knowledge and advanced weaponry, or engaged in secret wars with the military.

The popular astrophysicist can be witty and informative when making science accessible. You wouldn’t know it from his new book, “Take Me to Your Leader.”

Neil deGrasse Tyson, who for years has laughed off and shot down questions about UAP and aliens, is ready to talk at length about the phenomenon - and wants to see some real proof after the latest wave of whistleblowers and "disclosure" files released by the Pentagon.

A declassified CIA file has shed light on a strange alleged encounter.

You’ll have to construct your own Devils Tower out of mashed potatoes (or garden dirt, depending on how much room you’ve got), but an authentic Close Encounters of the Third Kind alien mask is going up for auction, and it’s equal parts cool, cute ...