A remote underwater volcano in the Pacific has erupted again, hurling superheated material into the sea and staining the ...

When most of us look out at the ocean, we see a mostly flat blue surface stretching to the horizon. It's easy to imagine the ...

A new study suggests the world's oxygen-depleted seas may have a chance of returning to higher oxygen concentrations in the ...

Scientists studying ancient ocean fossils found that the Arabian Sea was better oxygenated 16 million years ago, even though ...

Grays endure an epic roundtrip journey of 10,000 miles or more, and California holds a prime seat through May. Along with ...

Santa Cruz, Moss Landing and Monterey harbors and Pillar Point Harbor just north of Half Moon Bay host vessels that offer ...

Scientists descend nearly 11,000 meters into the Pacific to investigate reports of oxygen production without sunlight on the ...

Oceana scientist Caitlynn Birch explains how environmental DNA, or eDNA, helps us understand and protect the oceans ...

Thousands of years before the invention of compasses or sails, prehistoric peoples crossed oceans to reach remote lands like ...

Scientists have launched a fresh effort to find out what could be producing oxygen at the bottom of the Pacific Ocean.

Whale placentas only float on the surface of the ocean briefly, so collecting them for scientific study is incredibly rare.

Storms are the engines that create swell. When a powerful low-pressure system starts spinning off the coastline of any part ...