Ten months of unrest at Mount Spurr could be a sign of an upcoming eruption from a side vent or, less likely, from the main ...

America is famous for its natural parks, and many of them are considered to be the best in the whole world. These ...

Scientists have found giant magma reservoirs under dormant volcanoes in the Cascades. A new study shows that the magma system can persist even after eruptions.

Hundreds of earthquakes have been detected beneath Mount Spurr in the past week, increasing the odds of an eruption at the ...

An eruption of Mount Churchill today similar to previous major plumes would bring much of the Northern Hemisphere to a ...

Long-quiet volcanoes in the Cascades region of the Pacific Northwest are still underpinned by large reservoirs of magma, new ...