This false-color satellite photo from 2014 shows the immense heat emanating from lava lakes at the summits of a pair of ...

Mount Spurr has been showing signs of an eruption since last year, but scientists think one is even more imminent.

A false-colour image from a satellite has shown the intense heat coming from a pair of lava lakes that emerged on ...

When people think about volcanoes, they often picture places like Hawaii or Yellowstone—not Colorado. But did you know that ...