Weirder than weird. Stranger than strange. You win if these pics don't make you go 'hmmm' and ask, 'What the heck?!' ...

Researchers have shown that placental examination resulted in the accurate pathologic determination of more than 90% of previously unexplained pregnancy losses, a discovery that they say may inform ...

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, ...

Medically unexplained symptoms (MUS) are persistent physical symptoms not fully understood after a complete medical evaluation. They are common and can include pain, dizziness, fatigue, headaches, ...