Mount Rainier National Park is a special place, and not just in terms of its scenic landscapes. The twin craters of the apparently shrinking Mount Rainier host the largest known glaciovolcanic cave ...

Three meteor showers are teaming up to spray fireballs across the night sky over Washington state. The Alpha Capricornids and ...

An estimated 8.8-magnitude earthquake struck off Russia's far eastern Kamchatka Peninsula Wednesday, triggering widespread tsunami warnings and evacuation orders along coastal areas in Japan and Hawai ...