A volcano off the Pacific Coast could erupt by the end of the year, according to scientists. The volcano, known as Axial Seamount, is more than 4,900 feet beneath the Pacific Ocean and 300 miles ...

Nearly a mile deep, the Pacific Ocean volcano known as Axial Seamount is drawing increasing scrutiny from scientists who only ...

Bolivia's zombie volcano, Uturuncu, is active after 250,000 years. Scientists discovered gas buildup below the surface, ...