See tributes from show, his wife, and more.

Nick Pope, a former U.K. Ministry of Defence and UFO expert who frequently appeared on the History Channel’s Ancient Aliens, has died after a battle with cancer. He was 60. The passing was announced ...

If I were looking at Earth from a distance, I would be pretty disappointed,” theoretical physicist Avi Loeb says. “Most of ...

If you are a lover of space exploration, movies, and video games, the past month or so has been one of the most exciting ...

What looked like a historic arrival took a bizarre turn when the visitors skipped the White House at first and went searching for ice cream instead. The scene only got stranger as they later returned ...

Sci-fi is an enduring genre, especially when it comes to blockbuster film and TV, and these expansive franchises are the best ...

Her latest body of work considers the tension between personal and collective frameworks, particularly as felt in a time of ...

Air Force says it found no evidence of any UFO that was extraterrestrial in nature or that threatened national security; terminates Project Blue Book. Spielberg ...

Stacker combed through film history to highlight 20 films that received mixed-to-negative reviews upon release but were eventually reappraised.