This striking satellite photo shows the unusual shape of Spirit Lake, which was transformed into a giant anatomically inaccurate heart by the explosive eruption of Mount St. Helens in 1980.

Researchers Michael Cassidy and Lara Mani with the University of Cambridge emphasize ... There may not be a global priority on volcanic threats, but volcanologists are still working to do as much as ...

The Mount St. Helens Visitor Center on Spirit Lake Highway ... Officials say new exhibits will incorporate recent research ...

ALSO SEE | Washington state's volcanoes ranked among nation's most hazardous With researchers ... ranking Mount Rainier third on the list behind Mount St. Helens and Hawaii's Kilauea.