Mental Floss

MYSTERY

A 2013 photo of the Isabella Stewart Gardner Museum, showing the vacant frame from which Rembrandt's The Storm on the Sea of Galilee was stolen.

Unsolved crimes are exhaustively covered in the media, but chances are, there’s at least one crime from history in this list—from unsolved art heists to mysterious crimes committed against (or by?) royals—that you’re not familiar with.

Jon Mayer
















Mykyta Dolmatov // iStock via Getty Images Plus

Scientific mysteries continue to stump experts in fields ranging from meteorology to medicine. Here are a few strange things science still hasn't figured out.

Justin Dodd
The story of the S.S. Ourang Medan is one of the strangest to emerge from the sea.

A tale involving a cargo ship begging for help and its crew being found dead of unknown causes in the 1940s has become an urban legend. But there might be some truth to this ghost ship lurking underneath the water.

Jake Rossen