From Death Valley's sailing stones to the eerie mystery of Devil's Kettle, here are 20 strange natural phenomena that once stumped — and still do stump — scientists.

There are many unbelievable natural phenomena that occur in Yosemite National Park that seem other worldly. Be some of the ...

Despite years of research, some phenomena remain unexplained. These unsolved puzzles span across various fields of science, from missing matter to strange natural events. In this article ...

A 2018 astronaut photo shows a festive, fir-tree-shaped artificial reservoir in Iraq decorated with both natural and imagined ...

Rumors point to strange natural phenomena occurring in this area as well, so it sounds like you’ll need to keep your wits about you on this map. Strinova’s first season goes live on Nov. 21 ...

This 2018 astronaut photo shows off an unusually triangular "Christmas tree" lake in Iraq that appears to be dressed up for the holidays with a mix of both natural, artificial and illusory ...