A powerful series of undersea quakes, including a 7.4 magnitude tremor, struck off Russia’s Kamchatka Peninsula on Sunday, ...

A tsunami watch was issued for Hawaii about 15 mintues after the strongest quake. Warnings were issued for Russia's Kuril Islands. All were canceled.

Three major earthquakes, one of them magnitude 7.4, were recorded off the Pacific region of Kamchatka, Russia, on Sunday, .

Northeastern Russia was hit by a series of strong earthquakes, with four tremors exceeding a magnitude of six recorded within an hour. The most powerful quake measured 7.4 on the Richter scale.

The epicenter was near the intersection of Pacific and North American tectonic plates, a seismically active zone. No ...

A 7.4-magnitude quake triggered a tsunami alert off the city of Petropavlovsk-Kamchatsky after two weaker tremors.

The region was struck by 5.0-magnitude and 6.7-magnitude earthquakes, but they did not trigger a tsunami alert till another ...

The National Tsunami Warning Center issued a tsunami warning on Wednesday for parts of Alaska's coast following a 7.3 ...

A powerful 7.3-magnitude earthquake struck Alaska on Wednesday, unleashing seismic shockwaves that raced through the Earth's ...