They're here—and they're not leaving without a fight. Join us as we count down our picks for the most epic alien invasion films you must watch! From paranoid classics to pulse-pounding blockbusters, these movies redefined what it means to face the unknown.

With 'Disclosure Day,' the director returns to a longtime preoccupation. Two Times staffers explore his ongoing fascination with extraterrestrials.

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: FlixPix / Alamy Stock Photo / 20th Century Studios For nearly 50 years, the ...

Steven Spielberg knows aliens. Though he hasn't made as many UFO-centric movies as you might assume (he's made more movies about WWII than he has about extraterrestrials), the director behind Close Encounters and E.T. clearly knows how to tell a ...

Case in point: James Cameron’s Aliens took a sharp turn from Ridley Scott’s original film, changing the tone from a sci-fi/horror nightmare to an action-horror thrill ride. Cameron was clearly interested in expanding the lore that Scott (sort of ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Alien Day was this past Sunday (April 26), and to celebrate one of the best sci-fi ...

Discover these hilarious Scary Movie scenes still make fans laugh years later. Here are 14 quotes people can’t stop repeating.