An estimated 8.8 magnitude earthquake struck off Russia's coast, triggering tsunami alerts in nearly a half dozen U.S. Pacific Coast states, where booming waves − some documented as high as 15 feet – ...

Last week, just after an 8.8 magnitude earthquake violently shook the eastern edge of Russia, Californians were warned to gird for possible impact: a tsunami was headed across the ocean, taking aim at ...

When a massive earthquake hits, the shifting seafloor can trigger a series of large, powerful waves. Coastal Washington residents were on the lookout for a tsunami on Tuesday, July 29, following a ...

The earthquake that hit a Russian island was among the most powerful ever recorded, and forecasters immediately feared it could spur cataclysmic walls of water thousands of miles away in Hawaii, ...

A massive magnitude-8.8 earthquake struck off the east coast of the Kamchatka Peninsula in eastern Russia on Tuesday evening. It put the West Coast on alert. A tsunami warning was issued on Tuesday ...

A satellite deployed to measure ocean surface heights was up to the challenge when a massive earthquake off the Kamchatka Peninsula triggered a Pacific-wide tsunami in late July. The Surface Water ...