Save for the Predator franchise's Yautja and Alien's Xenomorphs, these are the coolest extraterrestrials to ever grace cinema history.

The idea of isolation is prevalent through the Alien series. In space, no one can hear you scream, often because there’s nobody left to hear you scream. That theme also extends to the idea of what ...

A logic puzzle with aliens who can only ask yes or no questions reveals how quickly reasoning can become paradoxical.