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

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 ...

After suspecting the presence of a series of underwater volcanoes near the Cook Islands, researchers have now mapped out the ...

Researchers uncover a possible active underwater volcano chain near the Cook Islands, hinting at fresh geological activity.

“The law of the sea basically colonized [Pacific peoples’] ocean,” said Frank Murphy, a resident of French Polynesia who ...

A strong storm brewing offshore is causing breaking waves over 30 feet in some areas and creating dangerous ocean conditions.

As California officially observes Tsunami Preparedness Week this week, one of the most vulnerable communities in the state is ...

Severe weather could knock Oregon and Washington with winds over 60 miles per hour and hail larger than golf balls.

Researchers have revisited a remote site in the Pacific Ocean that was used as a test for deep-sea mining in the 1970s. They ...

The risk of flooding from a major tsunami may be greater than many realized along Monterey County's coastline, California officials said in new study.