An underwater camera in the Irish Sea captured an incredible sight—a rare, critically endangered shark. Watch it here.

The Axial Seamount, an underwater volcano about 300 miles off the coast of Oregon, has been showing signs that it might erupt.

This diver is living on the edge, and his videos of crocodiles swimming underwater are giving some viewers the chills.

A very curious and friendly beluga wanted to check out an underwater camera in Churchill, and the resulting video is delightful. Watch here.

I have to admit, this video gave me goosebumps. You’ve heard of the animal in this video, but did you know it could do this??

A brown bear with some extra time on its paws likes to practice holding its breath underwater in a pond. Watch here.

Ben Thouard captures incredible photos of surfers from underwater—a vantage point you don’t usually see. Check out his work.

A river otter attacked a young child at a marina in Washington State. The otter managed to pull the child into and under the water.

Joseph Dituri, a University of South Florida professor, former U.S. navy diver, and expert in biomedical engineering, locked himself in a 592-square-foot underwater research station in the Florida Keys for more than 100 days. His time underwater scientifically reversed his biological age clock by approximately 10 years. Dituri now holds the world record for living [...]

If you love the ocean, swimming, scuba diving, and/or being outdoors, put your skills to good use delivering pizza underwater.