Far below the Pacific, a volcano long written off as geologically dead has turned out to be both active and teeming with life ...

WELLINGTON, New Zealand — The tsunami threat around the Pacific from a huge undersea volcanic eruption has begun to recede, while the extent of damage to Tonga remains unclear. The eruption on ...

Scientists on the AKMA3 ocean expedition discovered an exceptional underwater feature consisting of a mud volcano in the ...

An underwater volcano off the coast of Oregon is gearing up for an eruption, according to volcanologists who are monitoring for activity. The Axial Seamount-- an underwater volcano located about 300 ...

The sole undersea cable connecting it to the rest of the world had been snapped by an underwater avalanche from the volcano.

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. TOKYO (AP) — Massive amounts of volcanic ...

Volcanoes in Alaska, Washington state, Oregon and Hawaii have been rumbling and even spewing lava, enough to spark a swarm of news stories. But despite the jolts and temblors, geologists say there's ...