The USGS Hawaiian Volcano Observatory spearheads Volcano Awareness Month each January on the Island of Hawaii. This year, in ...

Poised some 300 miles off the coast of Oregon, one mile beneath the sea, yet rising 3,600 feet high, and spanning 1.2 miles ...

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

Volcanoes aren’t just a thing of the past—several U.S. states still have active, erupting peaks! From Hawaii’s lava flows to ...

The good news is that because the top of the volcano is still 4,500 feet below the ocean’s surface, it poses no danger to people.

Earth is home to some truly bizarre and breathtaking landscapes — here are 20 that look straight out of an alien world.

A seismic survey challenges the long-standing belief that only active volcanoes have large magma bodies sitting beneath them.

The Axial Seamount, an underwater volcano located about 300 miles off the coast of Oregon, is displaying behavior that ...

Increased volcanic activity in Greece’s famed tourist hotspot of Santorini has prompted the country’s civil protection ...

Greece's authorities sought to ease concerns about the recent seismic activity at the Santorini volcano after a meeting of scientists.

Cornell University scientists studying six North American volcanoes within the Cascade Range found something totally unexpected underneath.