A hoax 'alien invasion' alert in Brazil caused panic and amusement, revealing vulnerabilities in emergency systems.

Alien invasion stories have been around for decades, and some of sci-fi's most interesting entries are often overlooked or ...

An odd study claims that Virginia is the state third most likely to survive an extra-terrestrial alien invasion.

Residents of several cities in Brazil received notifications about an alien attack from the country's national civil defense.

Plenty of alien invasion movies have become box office hits and certified classics, but here are some forgotten alien ...