Imagine receiving an alert on your phone from a government agency at night, warning you about an alien attack, when you have ...

Hackers breached Brazil’s national emergency alert system overnight on June 19 and 20, sending fake notifications to ...

Imagine being in bed, sound asleep, when your country's emergency alert system suddenly goes off on your phone. Scary stuff.

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

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

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