Ever since 1979, moviegoers have been terrified by the nameless xenomorph introduced in Alien. And the success of that movie ensured that this franchise expanded even quicker than a chestburster ...

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 ...

"When aliens come to our planet we realize they're really the thing of nightmares, which we're going to give people." When you purchase through links on our site, we may earn an affiliate commission.