The Hunga Volcano eruption in January 2022 off the coast of Tonga did more than produce a spectacular explosion visible from space. It exposed a category of natural disaster that scientists have long ...

An active submarine volcano south of Hawaiʻi Island shook with its most energetic seismic sequence in years this week, reaching at least magnitude 5.2 — while the scientists watching it did so ...

As part of a growing national effort -to understand seafloor hazards, scientists from the United States Geological Survey’s Volcano Science Center are working across agencies to investigate how ...