The Pacific Ocean is by far the world's largest ocean, more than five times wider than our moon. But why is the Pacific so big?Covering about 63 million square miles (163 million square kilometers) — ...

A groundbreaking study in the journal Science, has unveiled how deep ocean currents—known as global overturning ...

Tropical Depression Six-E formed in the Eastern Pacific Ocean early Sunday morning just off the coast of southern Mexico and is expected to become a hurricane early this week, according to the ...

Early signs of a possible La Niña fall and winter are emerging in some climate models, federal forecasters announced Thursday ...

Scientists have studied the predatory behavior of sharks in deep-sea ecosystems. This research provides insights into the ...

Pacific sleeper sharks were spotted in the South China Sea - 1,800 miles from home - offering new clues about deep-ocean ...

The eastern Pacific Ocean has seen a historic run of activity as the Atlantic remains dormant. Forecasters point to ...