You know that very special rock you couldn’t resist picking up and taking home? The one with the uncanny shape, the ...

May 18th marks the 45th anniversary of the eruption of Mt. St. Helens and the creation of the USGS Cascades Volcano Observatory. This Saturday they are holding an open house to teach people about ...

For many people who lived through the 1980 eruption of Mount Saint Helens, it is the biggest news story of their lifetimes.

The first event is Wednesday with Alysa Adams, lead interpretive specialist of the Mount St. Helens Visitor Center.

However, most studies focus on individual volcanoes, making it difficult to identify general trends across an entire volcanic arc. The Cascade Range, stretching from California to British Columbia ...

Pikas, small members of the rabbit family, are known for their distinctive squeak-toy alarm calls and inhabit the rocky slopes of the Cascade volcanoes. “Pikas live in beautiful places where ...

The zoo describes pikas as “potato-sized members of the rabbit family,” with “squeak-toy alarm calls” in the Cascade volcanoes. “Pikas live in beautiful places where people love to hike ...