Thousands of people have reported UFOs or alien encounters in Northern California. That number could soon go up.

A Republican congressman claims Donald Trump once joked about Adam Schiff after being briefed on alleged alien-human hybrids.

Internet-famous UFO stories so wild they may just be true Alien and UFO sightings have been anomalies for decades. While the existence of extraterrestrials has become a laughingstock, with SNL making ...

Turns out the Nixon–Jackie Gleason alien legend is far from the only Hollywood close encounter.

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 ...

An Arkansas resident recounts his extraordinary encounters with UFOs and humanoid beings resembling 'grey aliens', challenging his initial scepticism about extraterrestrial phenomena.

If you're a skeptic, these UFO sightings will convince you that the truth is out there—and it may not be from Earth. Eerie UFO sightings we can’t 100% explain Everyone has an opinion when it comes to ...

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 ...

New claims that the United States has recovered remains of four separate species of alien life are sending shockwaves throughout the UFO disclosure movement, further drumming up conversations ...

The prolific YouTube UFO hunter Streetcap1, spotted in a NASA photo two UFOs making close approach and apparently monitoring the 1966 Gemini XII mission spacecraft. Ongoing speculation in the ...

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 ...

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 ...