A volcano near Anchorage, Alaska, called Mount Spurr, has been rumbling. As a result, the U.S. Geological Survey and Alaska Volcano Observatory issued an alert. This indicates that the volcano, which ...
The sediment retention dam in Toutle has become less and less effective as it fills, switching from catching about 80% of ...
In a remote corner of the U.S., active volcanoes wait patiently above the ridgelines, leaving residents on edge.