The tallest volcano in Europe, Italy's Mount Etna, and the world's most active volcano, Kilauea in Hawaii, erupting again.

Off the coast of Oregon, a massive undersea volcano, Axial Seamount, is gearing up for its next eruption. Situated 300 miles offshore and 4,626 feet beneath the Pacific Ocean’s surface ...

The Axial Seamount, an underwater volcano about 300 miles off the coast of Oregon, is predicted to erupt soon, scientists say. The Axial Seamount is a miles-wide undersea volcano that towers more ...