A mysterious and highly active undersea volcano off the Pacific Coast could erupt by the end of this year, scientists say.

The volcano is thousands of feet below the ocean’s surface, so it poses no danger to people. But under all that water, a ...

A volcano eruption near Oregon is brewing — but don't panic about Axial Seamount. The undersea volcano has been attracting attention for months as scientists prepare for an eruption they expect ...

LOS ANGELES — A mysterious and highly active undersea volcano off the Pacific Coast could erupt by the end of this year, scientists say. Nearly a mile deep and about 700 miles northwest of San ...