Steven Spielberg's Disclosure Day is the latest movie to tackle the subject of first contact, but these masterpieces understood the idea much better.

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 ...

Harry Turtledove's Worldwar and Colonization booksare a sci-fi saga that mashes together the World War II action of Saving Private Ryanand the alien invasion plot of War of the Worlds. Across eight ...