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.

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

A tsunami warning has been issued for parts of Russia and Hawaii after a series of strong earthquakes struck off Russia's ...

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