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

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

Maymo’s animal-loving family follows their dog Maymo as he remains unfazed during a chaotic alien invasion in a compilation of fearless reactions.

Brazilian psychic Vó Baiana is defending herself after a viral claim that aliens would abduct players during Brazil's World ...

A hack on Brazil's Civil Defense system blasted fake alien invasion alerts to seven cities, exposing the same WEA flaw the ...

Add Yahoo as a preferred source to see more of our stories on Google. Illustration by Alberto Mier/CNN When the Trump administration registered the domains Aliens.gov and Alien.gov in March, UFO ...

When the Trump administration registered the domains Aliens.gov and Alien.gov in March, UFO conspiracy theorists wondered whether they might finally get answers they’d long awaited. But coming on the ...

Explore 16 famous movie posters and promotional campaigns that promised a completely different film than the one shown.

When UK mockumentary Alternative 3 tried to spook viewers that scientists were vanishing as part of a sinister space plot it succeeded. Today, the resulting conspiracy theory has even seen Trump’s gov ...