No two volcanic eruptions are exactly alike, but scientists think a series of explosive eruptions at Kīlauea volcano fit into a whole new category. By analyzing the dynamics of 12 back-to-back ...

No two volcanic eruptions are exactly alike, but scientists think a series of explosive eruptions at Hawaii's Kīlauea volcano fit into a whole new category. By analyzing the dynamics of 12 ...

Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...

California has seven active volcanoes, each with a unique eruption history, categorized by type and threat level. The USGS monitors these volcanoes, providing information to authorities and the public ...

Some volcanoes can produce eruptions so powerful they release oceans of dust and toxic gases into the air, blocking out sunlight and changing a planet’s climate for decades. By studying the topography ...

A mosaic of two pictures showing the rover arm after scanning and sampling one of the rocks discussed in the paper. The rock itself is in the lower right and clearly shows the hole where the sample ...

Smoke billows from the mouth of Mt. Shasta like a thunderous cough. Within moments, clear skies turn gray, and the sun vanishes behind thick, shifting layers of volcanic gas and ash. Visitors snap ...

When Mount Vesuvius erupted in 79 CE, the scolding lava, ash, and gas that poured from its entrails converted the Roman city of Pompeii into a terrifying snapshot of death and destruction. Two ...