Explore the 25 Biggest Ocean Mysteries Scientists Can't Explain. From the Bloop to deep-sea gigantism, discover the ...

You’ve spotted another unexplained purple blotch on your thigh. Or maybe you’ve noticed your shins look like a connect-the-dots puzzle of bruises in various healing stages. If you’re constantly ...

No one can say for certain what UFOs actually are, but a former director of the CIA said some of the recently unexplained phenomenon "might ... constitute a different form of life." Speaking on a ...

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 ...

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, ...