When Mount Spurr erupted in 1992, ash spewed some 50,000 feet into the air and blanketed much of the Matanuska-Susitna Valley ...

Mount Spurr, which scientists say is likely to erupt in the coming weeks or months, is about 80 miles west of Anchorage. But ...

Multiple small earthquakes were detected beneath a massive US volcano this week, as experts warn may be 'moving closer to an ...

Composite volcanoes are the most common type of volcano. They can have violent eruptions and can grow bigger as layers of thick lava and ash harden on top of each other. Mount Etna in Sicily ...