Stacker compiled a ranking of cities with the most UFO sightings in Maryland using data from the National UFO Reporting Center.

Stacker compiled a ranking of cities with the most UFO sightings in Alaska using data from the National UFO Reporting Center.

With its sweeping curved exterior and towering glass façade, this remarkable building has drawn attention for its dome ...

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

Scientists are calling for a lunar quarantine facility where samples from Mars, the Moon, and beyond would be examined before being brought to Earth. They warn that even a tiny alien microorganism ...

Stacker compiled a ranking of cities with the most UFO sightings in North Dakota using data from the National UFO Reporting ...

Stacker compiled a ranking of cities with the most UFO sightings in Wisconsin using data from the National UFO Reporting ...

Cambridge leads UK cities in police-recorded UFO sightings, with a '1 in 400 lifetime chance' claim. However, the data ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

Lawmakers and Trump UFO advisors are naming the private corporations who allegedly operate alien craft-retrieval programs — ...