Not every alien is trying to invade Earth, but if you're looking for the thrills and danger of an alien invasion, you can't go wrong with these titles.

The release of the film comes amid the release of numerous UFO files from the US government over the last few months.

Aliens have been a subject of films for over a century, and they’ve grown into a beloved and oft-revisited trope in cinema during that time. Envisioned and executed by some of the greatest filmmakers of all time, the best of these movies take audiences ...

Add Yahoo as a preferred source to see more of our stories on Google. Some of the greatest sci-fi movies of all time revolve around humans in a desperate struggle for survival. Sometimes we’re fighting time-traveling robots or out-of-control plagues.

Steven Spielberg returns to alien storytelling with Disclosure Day, a global thriller exploring what happens when humanity learns we are not alone. It is a premise that feels distinctly Spielbergian. It is also arriving at a moment when alien stories once ...

Predator, Aliens, and Starship Troopers are all among the very best sci-fi action movies that memorably pit soldiers against aliens.

From Star Wars to 'Rocky Horror Picture Show,' this list of the best sci-fi movies from the 1970s explores one of the genre's most underrated decades.