Tsunami warnings prompted gridlocked traffic as people tried to reach higher elevations in Hawaii, but the threat level was later downgraded.

The city is in Kamchatka Krai, Russia, in the Far East of the country by the Pacific Ocean. Roaring waves hit US ...

One month after Guam's first community-informed backyard buoy began transmitting real-time ocean data from the island's southwestern coast, the bright yellow device has already proven its worth to ...

Among the active volcanic eruptions was the Krasheninnikov volcano, a previously at least 400-year-dormant volcano.

An earthquake centered near Russia’s Kamchatka Peninsula last week has been called a “wake-up call” for the Pacific Northwest. More important, it should revive thoughts about the threat of a major ear ...