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

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

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

An unauthorized alert bearing a mysterious message that was sent to cell phones in several states across Brazil on Saturday ...

Americans "deserve the truth," a U.S. congressman has told a press conference as part of a wider transparency campaign.

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

A Brazilian influencer's prediction of a mass UFO abduction at a Miami match has sparked memes, jokes and disbelief online.