Mount Rainier (Figure 2.1) is one of about two dozen recently active volcanoes in the Cascade Range, a volcanic arc formed by subduction of the Juan de Fuca plate beneath the North American plate.

Volcanoes have been capturing global attention this summer, rumbling back to life across continents and reminding us of the raw power beneath our feet. In Indonesia, Mount Lewotobi Laki Laki covered ...

A geophysicist stared at his screen aboard the research vessel METEOR. What he saw should not have been there. Barely six ...

On June 11, the 1,000-plus-foot lava blasts of Kīlauea, one of the world’s most active volcanoes, nearly lured one visitor to his death. A 30-year-old Boston man fell 30 feet from a steep cliff after ...