This week’s weather discussion is dominated by the extraordinary development of Hurricane Melissa, a system that has rapidly ...

The Russian Navy exclusively uses titanium-based submarines that are much more durable, yet the huge maintenance costs bar ...

Roney’s encounter was more awe than fear. Filming after sunset with another diver, he traced the jelly’s glowing form through the inky water of the Salish Sea, a place where cold Pacific currents mix ...

A climate reporter wanted to follow scientists into the Mediterranean Sea. First, he had to learn to scuba dive.

Over 29 days, Fendouzhe completed 32 dives, averaging more than nine hours of submerged operation and six hours of seabed ...

Notable sightings along the way included the discovery of an extensive crinoid meadow at a depth of 9,100 meters (29,855 feet ...

Henry compares two historic competitors, the Rolex Sea-Dweller and Doxa Sub 300T ✓ Do they still compete at a technical level ...

Discover the National Marine Sanctuary System — 18 underwater parks protecting coral reefs, shipwrecks, whales, and America’s ...

A massive jellyfish, the heaviest on Earth, has been spotted off the Washington coast.

Sunken finds in the South China Sea testify to rich trade networks used over hundreds of years. The sea routes brought ...

BY Captain Bobbie Scolley, U.S. Navy (ret.) and Rear Admiral Tim Gallaudet, U.S. Navy (ret.)For more than six decades, ...