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

The Pentagon has released another batch of ‘UFO Files’ with footage of unknown objects in the sky—here are the most common alien theories, explained. This voice experience is generated by AI. Learn ...

Astrophysicist Neil deGrasse Tyson speaks with CNN’s Dana Bash about "never-before-seen files" on UFOs released by the FBI and the Pentagon last week. "Given the testimonies we have heard delivered in ...

UFOs in movies have been around since the sci-fi space epics began in old-school Hollywood, with a 1951 robot warning Earth about danger, and on to a 2022 predator that attacked beings on Earth. In ...

A new, secretly filmed documentary profiling one of the most prominent names in the UFO disclosure movement has crash-landed at the height of the federal government’s release of unclassified documents ...

Another batch of “UFO Files” have been dropped by the Pentagon, featuring previously classified documents, audio and footage of strange objects in the sky. The new release comes two weeks after the ...