Renowned seismologist Costas Synolakis claimed that the earthquakes rattling Santorini may indicate the birth of a new ...

A little-known volcano on a remote Pacific island may have been the source of one of the 19th century’s most powerful ...

Volcano scientists from around the world will gather from Feb. 9-14 in Hilo for the American Geophysical Union Chapman Conference on Caldera-forming Eruptions at Basaltic Volcanoes: Insights and ...

An increase in seismic activity has prompted predictions that a mile-wide submarine volcano named the Axial Seamount will ...

Mud volcanoes often exhibit calderas, which are large circular depressions at their summit. Detailed mapping around the Caspian Sea suggests that caldera-forming mud volcanoes are dynamically ...

For decades, scientists believed that magma chambers beneath volcanoes were transient, forming before an eruption and then ...

Though the volcano’s magma chambers could hold enough material for a caldera-forming event, none of them are likely to erupt ...

Igneous rocks form when magma cools underground or erupts at the surface as lava. The magma rises into the Earth’s crust, where it can get trapped underground or erupt from volcanoes as molten lava.

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

Timelapse footage captured the moment Kilauea volcano in Hawaii began erupting for the seventh time in just a few weeks. The ...