A vast archive of children's unexplained memories reveals a surprising pattern involving violent deaths, forgotten identities, and birth intervals.

An ancient Alaskan campsite has yielded thousands of relics, raising new questions about America's earliest settlers.

A quiet Kansas cemetery became infamous for a rumored gateway to hell, but the story behind its reputation runs deeper.

Mars has a way of deceiving scientists. Fresh observations suggest an unexpected force is behind some of its most intriguing ...

America's underwater missile giants are disappearing, leaving behind a firepower crisis the Navy cannot ignore.

A Roman sarcophagus at Westminster Abbey held an unexpected skeleton, and new evidence reveals a centuries-old mystery.

A giant asteroid spins at a speed that should tear a loose rocky body apart, leaving scientists with a puzzling mystery.

Coast redwoods have endured millions of years of climate change. Now, researchers have identified a biological weakness that ...

Deep in Argentina’s rocky wilderness, a cat so elusive it has earned the nickname “ghost of the Andes” has appeared on camera ...

An isolated Pacific island, scattered bones, and a strange experiment fuel fresh questions about what happened after Amelia ...

A strange discovery beneath the Moon’s far side offers new clues about its ancient magnetic field and a mystery billions of ...

A rare ring recovered from Cleopatra’s sunken harbor carries an engraving that has left archaeologists with new questions.