Unexplained Phenomena

Unexplained phenomena are all around us. Here you can learn about topics that include spontaneous human combustion, crop circles and the Bermuda Triangle.

How the Uncanny Valley Works

When a super-realistic android or video character gives us a creepy feeling, it enters the uncanny valley. Why do we get spooked, and what can we do to avoid it?

How Covfefe Works

Covfefe isn't as mysterious as everyone makes it out to be. We're here to explain.

Are the Dropa stones authentic?

Ancient caves! Mysterious stones! Tiny little beings with strange heads! Sounds like the plot of an Indiana Jones movie, doesn't it? The legend of the Dropa stones has persisted for over half a century now, but is any of it actually true?

Are the Ica stones authentic?

Humans riding dinosaurs: Sounds like a kid's dream come true! History tells us this couldn't possibly have happened, but the Ica stones say otherwise. So is there any truth to these allegedly ancient carvings, or are they just an elaborate hoax?

Do fish ever really rain from the sky?

Fans of the Super Mario Bros. series know that enemy fish can attack from above. And fans of the film "Magnolia" know that sometimes frogs do rain from the sky. But this is purely the realm of pop culture. Things like this don't really happen, right?

Did the Colossi of Memnon used to sing at sunrise?

Singing monuments sounds like the premise of an enchanted Broadway musical -- or a scene straight out of "A Night at the Museum." So did the Colossi of Memnon actually sing at one time? And if so, why don't they sing anymore? Stage fright?

What are ley lines?

Is the world really connected by an intricate, invisible web of knowledge-expanding energy waves? Sure, it's called the Internet -- and you're channeling it right now! Oh, you were asking about the ley lines? We've got an answer for that too.

What are the Nazca lines?

Long before crop circles captured the world's imagination, a Peruvian culture called the Nazca went about creating a series of intricate lines -- sometimes in the shapes of animals -- on the desert floor. But how'd they do it -- and why?

What is ectoplasm?

Obviously, if we had more evidence of the existence of ghosts, we wouldn't all spend so much time debating the matter. Believers in the supernatural, however, are convinced a substance called "ectoplasm" proves ghosts are real -- but are they right?