Alien invasions are terrifying to think about, but cool to watch on TV. These are the 10 best shows you can watch about that unlikely occurrence, ranked.

Ridley Scott's groundbreaking sci-fi film Alien continues to stand the test of time, garnering attention on streaming globally to become a silent hit.

Emily Blunt is possessed by aliens in the new trailer for Steven Spielberg's next must-watch sci-fi movie. See it here.

When Michael Crichton penned the 1971 alien-invasion classic 'The Andromeda Strain,' he couldn't have predicted just how ...