How do volcanoes work? What happens beneath their surface? What causes the vibrations – known as tremor – that occur when magma or gases move upward through a volcano's conduits? Professor Dr. Miriam ...

Volcanoes are awe-inspiring but unpredictable, and knowing how to prepare can be life-saving. From understanding hazards to following local guidance, safety starts with awareness. Whether you live ...

The National Academies of Sciences, Engineering, and Medicine are private, nonprofit institutions that provide expert advice on some of the most pressing challenges facing the nation and world. Our ...

About 290 miles off the coast of Cannon Beach, Oregon, lies an underwater volcano called Axial Volcano. Axial erupts about once every ten years. Twice in the past year, news outlets have reported that ...

Two-dimensional maps of clinopyroxene crystals that passed through a volcano’s magma chamber display a sharp increase in ...

Located in Sicily, Mount Etna is Europe’s most active volcano. Yet its origin remains largely enigmatic, as no existing geological model fully explains how it formed. In a new study, scientists from ...

The U.S. Geological Survey has selected Dr. Ken Hon as the new Scientist-in-Charge at the USGS Hawaiian Volcano Observatory in Hilo, Hawaii. HVO was founded in 1912 by Dr. Thomas A. Jaggar, and Hon ...

The cooling effect that volcanoes can have on the environment is often underestimated. Volcanic eruptions produce high-temperature lava and can severe.

Accurate forecasts of the likelihood and magnitude of a volcanic eruption in a specified timeframe are rooted in a scientific understanding of the processes that govern the storage, ascent, and ...