Beginning Oct. 1, Marines will qualify under five water survival levels: Basic, Novice, Competent, Proficient and Advanced.

Hawaii’s second-largest island is famous for its beaches—and for good reason.

Reviewing those rare encounters, marine scientist Mark C. Benfield at Louisiana State University (LSU) connected scattered sightings and documented the fish alive in its natural depth range. Footage ...

Researchers are on high alert monitoring the local Piedras Blancas elephant seal rookery — though there is good news.

In this handout photo provided by the National Institute of Anthropology and History, underwater archaeologist Octavio del ...

Archaeologists have found a prehistoric human skeleton deep inside a flooded cave system on Mexico's Caribbean coast.

History was unmade last year, as engineers began the massive project of ripping the first-ever transoceanic fiber-optic cable from the ocean floor. Just don’t mention sharks.

Filmmaker Renny Harlin just wrapped his Strangers trilogy with Chapter 3 now in theaters. With that experiment over, it looks like the Deep Blue Sea director will be returning to something that has ...

About 1.1 million American homeowners were underwater on their mortgages at the end of last year as home prices stalled, signaling a deepening crisis within the housing market. That figure represents ...

Jan 22 (Reuters) - The Metals Co (TMC.O), opens new tab on Thursday became the first deep-sea miner to seek Washington's approval to mine the international seabed under a streamlined permitting ...

Second graders on Staten Island are making a big splash learning to swim. Most weeks, a handful of second graders take a bus to the Joan and Alan Bernikow JCC of Staten Island with their teachers and ...