LASSEN VOLCANIC NATIONAL PARK, Calif.–The Cinder Cone looks brand-new. Its sides slant gracefully toward the pointed top, 700 feet above the lava-cluttered ground. But this is territory where hot ...

I have lived in Northern California on and off since 2006, for a total of around seven years, and during that time nobody ever told me to go to Lassen Volcanic National Park. This summer I finally ...

Lassen Peak, shown here, is the southernmost active volcano in the Cascade Mountain Range of western North America, extending from southern British Columbia to northern California. This vast range is ...

A snowy cinder cone on Mount Lassen in Northern California, where University of Oregon researchers collected samples for their study on magma formation. They determined that the water cycle plays a ...