Dr. Carl Sagan once stated that the absence of evidence does not mean that evidence is absent. Thought processes like this give hope to people seeking to find things that aren’t yet proven by science.

Welcome to Source Notes, a Future Tense column about the internet’s information ecosystem. Sometimes Bigfoot believers go “squatching” in the forest to hunt for tracks left behind from the purported ...

In the late 1880s, a mysterious creature haunted Clark Alley in York, disguising itself as a horse thief, a boy selling newspapers and even a bottle of beer. It was never caught, but what was it — a ...

Cryptozoology—the study of hidden or unknown animals—has fascinated people for centuries. Unlike mainstream zoology, cryptozoology ventures into the fringes of the natural world, exploring creatures ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Have you ever seen something you can’t ...