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

California has experienced three earthquakes in the last 24 hours, sparking fears that a major quake could soon strike.

The U.S. is home to some of the world’s most powerful volcanoes, but which states have the most? From Hawaii’s lava flows to ...

Of the eight active volcanoes on the USGC watch list, three are relatively easy to explore — Long Valley, Mt. Lassen, and ...

NASA’s latest gravitational data model of the Moon generated a litany of discoveries from ancient volcanoes to navigational ...

Although the dormant Uturuncu hasn’t erupted in 250,000 years, the volcano continually burps up gasses and regularly rumbles ...