Newsweek's weekly update maps the locations of 11 aircraft carriers in the Indo-Pacific region as of March 28.

The Earth’s mantle, stretching up to 1,800 miles thick and making up a whopping 84% of the planet’s volume, used to be ...

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 ...

A photo of the earth and its oceans taken from space. The photo has been changed so we can see all of the earth’s surface in one picture. The Pacific Ocean is the world’s largest ocean.