The vast array of organisms in the deep sea remains a mystery to humans. Now, marine biologists can add one more puzzle to the list. A collection of odd materials was discovered nearly four miles ...

Invasive sea lampreys prey on most species of large Great Lakes fish such as lake trout, brown trout, lake sturgeon, lake whitefish, ciscoes, burbot, walleye and catfish. These species are crucial to ...

When you think of great swimmers, animals like dolphins, fish, or penguins probably come to mind. But the animal kingdom is full of surprises, and many creatures you’d never expect to navigate well ...

A new study indicates that deep-sea mining could threaten at least 30 species of sharks, rays and chimaeras, many of which are already at risk of extinction. The authors found that seabed sediment ...

Members of the Navy's elite Sea Salvage and Rescue Unit sing a martial song as they swim in the sea off a naval port in the southeastern city of Changwon on Jan. 22, 2025, as part of their cold ...