While the USGS scientists learned plenty about volcanism in El Salvador during this trip, it also provided key insights to ...

When magma moves into the rift zone of a Hawaiian volcano, there is understandably a lot of excitement and apprehension. How far will the magma go, and will it erupt? But even long after the activity ...

Kilauea is in a unique phase of activity in Halema‘uma‘u, with 12 episodes of dual lava fountains since Dec. 23, 2024. Several past eruptions have been characterized by similar lava fountaining ...