Only a handful of science-fiction sequels have ever lived up to or surpassed the original. These five are the best of all ...

This is the definitive ranking of the best alien invasion movies of all time. In between those bookends, Lifeforce is one of the wildest, most unique, most incredible science fiction movies almost ...

A unifying quality of the previous films in the Alien franchise is that they all focus on a “final girl,” a common hallmark of horror cinema. While Wendy might technically qualify for this description ...

Some sci-fi movies have cliffhanger endings that get answered by the stars or a sequel, but others never get resolved at all.