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 ...

The best alien invasion movies feature the most exhilarating stories about extraterrestrial visitors, from War of the Worlds to Annihilation.

Alien invasion stories have been around for decades, and some of sci-fi's most interesting entries are often overlooked or completely forgotten today.

Add Yahoo as a preferred source to see more of our stories on Google. You really can't go wrong with an alien movie. Give me anything involving alien invasions, strange objects appearing in the sky, ...