To survive the deep ocean, sea creatures need all kinds of adaptations that give them alien-like appearances, like huge eyes ...

These spiny or slimy ocean creatures display an astonishing diversity of appearances, behaviors and lifestyles—and many are ...

During a night dive off a tropical island, we came face-to-face with some of the strangest sea creatures we’ve ever seen. In this video, we take you beneath the surface to explore the ocean after dark ...

In 1988, on the banks of the Puntledge River on Vancouver Island, a strange fossil began to emerge from the stone. It was ...

The deep sea begins at about 200 meters below sea level, where light starts to diminish in a region called the twilight zone.

Officials are issuing warnings for Portuguese man-of-war along a roughly 150-mile stretch from Cape Lookout in North Carolina ...

A picture of this odd animal that washed up in North Myrtle Beach, South Carolina sparked everything from lewd jokes to ...

There are some strange looking animals, but if you turn your eye to the deep ocean, that's where you'll find some truly weird and wild species ...

The biggest stories of the day delivered to your inbox.

A strange, long-necked marine predator from the age of dinosaurs has finally received its name, after more than 20 years of ...

A "very odd" sea creature fossil from Vancouver Island has been officially identified as a new species, Traskasaura sandrae.