Newspaper clippings, books and first-hand accounts of people who said they visited other planets are catalogued in a giant Swedish archive on paranormal phenomena, attracting the curious and ...

Dozens of people reported an unexplained boom sound that happened at about 10:03 p.m. on Tuesday in Apple Valley.

A new Netflix docuseries that breaks down eight seemingly inexplicable tales of ghost hauntings, alien encounters and mysterious disappearances shot up Netflix's most-watched show chart last week, ...

Have you ever taken a photo and seen a mysterious shadow lurking in the corner? People say that eyes can play tricks on us, but what about the times there's visual proof of those tricks? "Photoshop ...

Kidney cancer is one of the most common cancers affecting the urinary system. It develops when abnormal cells in the kidneys ...

Former CNN journalist Tony Harris is venturing off the beaten path for his new series “The Proof is Out There.” Airing Tuesdays (10 p.m.) on History, the series looks at mysterious and unexplained ...

A sixth child has died in the United States from puzzling liver inflammation—aka hepatitis—and the number of unexplained cases has risen to 180 across 36 states, according to the Centers for Disease ...

Congress held a public hearing last week into Unexplained Aerial Phenomena. A professor at the University of Colorado Boulder wants to see more of the government's files. What can we learn from ...