The alien invasion subgenre of science fiction took root in Hollywood in the mid-20th century, with some of the earliest examples still among the best ever.

Do aliens exist? Based on how many alien invasion movies there are, you'd be forgiven that there's gotta be some proof of extraterrestrial life—and that the aliens are out to get us here on Earth. But ...

So, Alien: Earth turned out not to be that great (despite being popular). Fortunately, you’ve still got the best Alien movies to watch. The franchise pioneered space horror and made the xenomorph a ...