Over four decades, the Alien franchise has brought many different versions of the xenomorph creature to theaters.

A fictional theory created by H. P. Lovecraft ended up changing 2001: A Space Odyssey - and the world.

Underrated efforts like Moon and straight-up masterpieces like Children of Men are among the sci-fi movies from the 2000s that have aged the best.

The 1980s was a solid decade for the zombie genre, thanks to classics like Day of the Dead, Re-Animator, and The Return of ...

The best post-apocalyptic movies of the 2010s ranked, from Mad Max: Fury Road to Bird Box, plus where to stream them in the U ...

This shocking Alien franchise theory will forever change how you watch every Alien movie since James Cameron's 1986 sequel.

In these science fiction books, extraterrestrial beings are sympathetic, horrifying and everything in between.