From a half-million symmetrical lakes to a lost gold mine, our national parks and public lands are home to fascinating and bizarre mysteries you can unravel on the ground ...

PHOENIX — The truth is out there. It's a phrase adopted by enthusiasts looking to unravel the mystery behind unidentified flying objects. For decades, people have tried to learn more about UFOs and ...

The latest season of “Files of the Unexplained” has been released on Netflix. The series looks at unexplained phenomena across the country, diving into what’s known about the instance. One episode ...

Will-o’-the-wisps are an unexplained natural phenomenon that legend says are the spirits of those who died in the swamp.

A new study looking at a "treatise on unexplained phenomena" written between 1355 and 1382 has found references to the infamous "Shroud of Turin". The Shroud of Turin is a large piece of linen cloth ...