(A map of the world’s ocean gyres is available at ... Comprising most of the northern Pacific Ocean, the North Pacific Gyre covers an area of about 10 million square miles.

A major, 7.0-magnitude earthquake struck in the South Pacific Ocean on Monday, according to the United States Geological Survey. The quake prompted a brief “Tsunami Threat” for Tonga. Preliminary ...

The deepest known area of the ocean is the Mariana Trench in the Pacific. It is nearly 11,000 metres deep. It is so deep that if you put Mount Everest, the world’s tallest mountain, at the ...