Scientists investigate the Cascadia Subduction Zone off the Pacific Northwest, and the potential for a catastrophic tsunami.

Two tropical cyclones were swirling across the ocean southeast of Hawaii after developing on Monday but were not expected to ...

The tsunami wave from an anticipated earthquake off the West Coast could reach 100 feet and permanently flood parts of the ...

MELBOURNE, Australia -- A magnitude-6.6 earthquake struck in the South Pacific near the island nation of Samoa on Friday, but ...

The Pacific Northwest boasts an extensive network of more than 600 seismic monitoring stations that help researchers track ...

A magnitude-6.6 earthquake struck near the South Pacific island nation of Samoa on Friday, the U.S. Geological Survey said. There were no immediate reports of injury or damage. The quake struck late m ...

A magnitude-6.6 earthquake struck in the South Pacific near the island nation of Samoa on Friday, but caused no apparent damage.The quake occurred 440 kilometres (273 miles) southwest of the capital ...

Japan completed the world’s first real-time ocean floor earthquake detection system in June 2025, giving 20 seconds more ...

Interior Ministry assures public of tsunami readiness with 24-hour quake monitoring, alerts, drills and SOPs after undersea quakes spark panic.

Deep beneath the tranquil surface of the Pacific Ocean, Earth's geological forces are at work in a dramatic and potentially consequential way.

An expedition to a remote and tiny island this fall will attempt to locate Amelia Earhart's plane in the Pacific Ocean.