Recent volcanic activity across the Pacific Ring of Fire has raised alarms among scientists and volcanologists, with several volcanoes experiencing heightened eruptions and seismic tremors. The Ring of Fire,

A seismologist from Seattle discussed recent volcanic activity across the United States. Here's what you should know.

Volcanoes are rumbling as scientists monitor earthquakes at Washington's Mount Rainier and Alaska's Iliamna volcano.

NASA is closely monitoring volcanoes from space to better understand and predict volcanic eruptions, which can have significant impacts on the environment, climate and human populations.

A volcano in Alaska that last erupted in 1867 is displaying signs of rumbling. Located roughly 140 miles southwest of Anchorage, Iliamna has been dormant for over a century. But on June 15, the Alaska Volcano Observatory detected seismic activity.

Learn about how volcanoes are formed and the ways they erupt Chiara Maria Petrone, Roberto Scandone, and Alex Whittaker On February 20, 1943, Dionisio Pulido and his family were working in their cornfield near the city of Uruapan,