Many of the world’s biggest earthquakes, volcanic eruptions and tsunamis occur along a chain of seismologically active ...

The Pacific Ring of Fire is a vast, horseshoe-shaped belt of intense geological activity that wraps around the Pacific Ocean.

The Ring of Fire is a string of volcanoes and sites of seismic activity (earthquakes) around edges of Pacific Ocean. The ...

The tsunami waves travel across the deep ocean at up to 440 miles per hour, so they may be expected to reach any Pacific Ocean coastline within 24 hours. However, some of their energy will dissipate ...

Tsunamis hit several nations and U.S. states in the Pacific region early Wednesday morning after a massive earthquake struck Russia's coast.

A tsunami has hit areas of Russia's Kuril Islands and Japan's northern island of Hokkaido after a 8.8-magnitude quake off ...

Tsunami alerts across the Pacific are being downgraded after an 8.8 magnitude earthquake, one of the strongest ever recorded, ...

A volcano in Russia’s Far East erupted hours after a major earthquake triggered tsunami warnings as far away as California ...

A very powerful magnitude 8.8 earthquake off Russia's Far Eastern Kamchatka coast on Wednesday triggered tsunami warnings as ...

A powerful magnitude 8.8 earthquake - the sixth biggest ever recorded - sparked evacuation orders in Hawaii and across the ...

A tsunami warning has been issued for Hawaii, where waves set off by an 8.8-magnitude earthquake in Russia’s remote Far East ...

The earthquake appeared to be the strongest anywhere in the world since the March 2011 earthquake off northeast Japan that ...