The big screen has played host to many epic alien invasions, but so have our TVs, and here's the five best alien invasions ...

Weapon X reunites for a rescue mission that turns into a nightmarish encounter with the alien Brood.

Add Yahoo as a preferred source to see more of our stories on Google. Conceptual image of a UFO abducting a cow from a farm. - Mediaproduction/Getty Images The night is dark; darker than usual.

The night is dark; darker than usual. There's a warm breeze in the air, but otherwise nothing stirs save for a strange metallic object careening through the sky. As it moves, a soft glow follows, ...