Imagine receiving an alert on your phone from a government agency at night, warning you about an alien attack, when you have barely made it onto your bed. That is what happened to thousands of ...

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

A hoax 'alien invasion' alert in Brazil caused panic and amusement, revealing vulnerabilities in emergency systems. Authorities are investigating the breach.

Brazilians wake to fake alien attack alerts on 19 June after hackers slipped through a backdoor the FCC has spent years studying Paweł/Pixabay A hacker who breached Brazil's national emergency alert ...

Independence Day took over the summer of 1996 like the alien invasion it inflicted onto big screens around the world, ...

An international research team led by the University of Vienna has produced, for the first time, high-resolution global maps of invasion risk for thousands of alien plant species under current ...

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 ...