In 1917, a civil engineer pioneered the first deep-sea vehicle to attempt filming underwater. A century later, we have James ...

A “beautiful” mama sea creature was spotted alongside her baby off the coast of California. On Feb. 27, a northern right ...

The expedition also captured images of elegant ... has been updated to reflect that the deep-sea mining zone is 16,400 feet beneath the Pacific Ocean’s surface.

Near an island in the South Pacific Ocean, a bright red sea creature with “canine-like” teeth swam around the coral reef.