Hollywood makes initiating alien contact seem much easier than it has proven to be. In E.T. the Extraterrestrial, E.T. got ...

A strange UFO sighting in Susa Valley, Italy, leads to the construction of Sacra di San Michele, and according to theorists, ...

"Disclosure Day" director Steven Spielberg opens up to USA TODAY about aliens, AI and why he'll never quit making movies.

From the Greys to the Nordics, these aliens appear frequently across abduction stories and science fiction tales.

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

The nature of space, time and the evolution of life on Earth mean it’s unlikely extraterrestrial life has visited our home ...

Disclosure Day treats extraterrestrial life as a challenge to faith. It’s not.

Thousands of people have reported UFOs or alien encounters in Northern California. That number could soon go up.

Director Steven Spielberg claimed aliens have already visited planet Earth – and now scientists said he may be on the money, ...

“Mr. Chair, the truth is out there.” That’s what Rep. Nate Davidson, D-Cumberland and Dauphin said during a Tuesday Pa. House ...

Vanity Fair reports from the Capitol Hill conference, where members of a sprawling community of national security experts and ...