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

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

Hawai’i was briefly under the threat of a possible tsunami — based on available data being investigated by forecasters in ...

The quake occurred 440 kilometres (273 miles) southwest of the capital Apia at a depth of 314 kilometres (195 miles), the US Geological Survey said.

A magnitude-6.6 earthquake struck in the South Pacific near the island nation of Samoa on Friday, but caused no apparent ...

Melbourne: A magnitude-6.6 earthquake struck near the South Pacific island nation of Samoa on Friday, the US Geological ...

On July 16, a magnitude 7.3 earthquake struck south of the Alaska Peninsula, and four days later, a 7.4 occurred off the east ...

The quake struck late morning local time 440 kilometers (273 miles) southwest of the capital Apia at a depth of 314 ...

Powerful earthquakes up to 7.4 magnitude struck Russia’s Kamchatka Peninsula, triggering tsunami alerts across the Pacific ...

A tsunami alert was lifted after a series of powerful earthquakes off the coast of Russia's far east on Sunday did not result ...

MELBOURNE, Australia — 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.

Japan's weather agency said Friday that a malfunction in the ocean-floor observation system off the Pacific coast, installed ...