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

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 ...

Things are heating up hundreds of miles off the coast of Oregon, where a large undersea volcano is showing signs of impending eruption, scientists say. The volcano, known as Axial Seamount ...