Discover the 20 greatest sci-fi movies of all time, featuring masterpieces like 2001: A Space Odyssey, Blade Runner, and Ex ...

These four classic sci-fi movies from the 1970s would be perfect to reboot using modern technology and special effects.

A quiet takeover unfolds in plain sight. The horror is realizing you were right, just too late for it to matter.

This Halloween, horror fans should check out scary sci-fi movies like Alien: Romulus, The Thing, and Godzilla Minus One.