Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

Donna Hare's decades-old claim that NASA airbrushed UFOs from photos resurfaces, sparking renewed interest and debate despite ...

Having considered more than 1,000 cases, this analyst of unidentified anomalous phenomena has honed a rational process for ...

According to the History Channel, they are officially scheduled to air another new episode of their hit documentary series, ...

Once, a man called the authorities about an "enormous light" that was "blazing" above his house—only to call back shortly to explain it was actually the Moon.

The Trump administration has tapped a Harvard professor with controversial theories about aliens to lead a team of scientists ...

One dusty New Mexico summer rewired how America looks at the sky.

In celebration of World UFO Day, I asked ChatGPT to give me a scenario where aliens finally make contact with us — and its ...

Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...

From the Greys to the Nordics, these aliens appear frequently across abduction stories and science fiction tales.

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to ...

Vanity Fair reports from the Capitol Hill conference, where members of a sprawling community of national security experts and ...