In the depths of the ocean, a colossal blue hole has been ... Measuring an astounding 274 meters in depth, this underwater formation nearly rivals the height of the iconic Eiffel Tower.

A Boston University led team of scientists analyzed a Pacific Ocean seamount that is teeming with biologically diverse corals ...

Researchers discovered the Borealis Mud Volcano, a marine biodiversity hotspot with unique geological and ecological ...

Time, water, and geologic forces have converged to create underwater sinkholes where ... and gypsum bedrock — rock that was formed from the remains of saltwater seas that once covered the ...

From a ballet of white-tip reef sharks to a cardinal fish releasing freshly hatched babies from its mouth, these underwater ...

A quirky science story emerged from the ocean depths ... Seamounts are underwater mountains. Casual viewers might miss what’s really going on with the road-like formation.

Off the coast of American Samoa, an active underwater volcano towers above the seafloor, its upper crater the site of a ...

Hawaii isn't the only series of islands formed from underwater volcanic eruptions ... seawater interacted with the ash to form a hardier rock surface. Scientists soon hope to run chemical analysis ...

Rising mountain peaks and sharp rock formations cover the ocean floor, with corals, sponges, fish, and tons of sea creatures ...