Two horseback riders stumbled upon over 100 solar-powered speakers on a trail. The speakers were playing sounds that sounded creepy.

Mysterious bubbles off the coast of California had conspiracy theories flying. Was it extra-terrestrial activity, a submarine, whale farts?

“I left my camera outside all night and found something I can’t explain,” wrote a photographer about a strange, dancing light orb.

The U.S. Fish and Wildlife Service shared a photo of an animal’s eyes glowing in the dark. Can you guess the animal?

Three hikers went off trail this week in Nevada and made a gruesome discovery: a human skull and other skeletal remains.

Officials discovered 19 dead bodies aboard a boat floating off the coast of a Caribbean island. But what happened?