Mauna Kea When you think of the tallest mountains, instinctively, Mount Everest comes to mind. But here's a shocker: Mauna ...

A tall fountain of lava is spewing from a volcano on Hawaii's Big Island. A webcam on Tuesday shows vigorous streams of red ...

One of the most active volcanoes in the world sits just a few hundred miles off the U.S. West Coast, and some scientists ...

Over the last eight centuries, a huge underwater volcano 300 miles off the coast of what's now Oregon has erupted dozens of ...

NASA’s Juno mission found Io’s biggest volcanic eruption ever. The explosion was stronger than all Earth’s power plants ...

A miles-wide volcano off Oregon’s coast could erupt “soon” say scientists who’ve been tracking it for decades. The Axial Seamount is a massive undersea volcano that reaches more than 3,600 ...

Scientists have been studying the Axial Seamount for three decades. Scientists are predicting that a mile-deep volcano off the U.S. West Coast will erupt this year. The Axial Seamount, an ...