More geological changes are occurring at Yellowstone National Park, as another hole forms in one of the park's basins.The ...

A seismologist from Seattle discussed recent volcanic activity across the United States. Here's what you should know.

A beam of energy hit the slab of rock, which quickly began to glow. Pieces cracked off, sparks ricocheted, and dust whirled ...

Less famous but just as unforgettable, these state parks showcase iconic landscapes without the long lines at America’s ...

Magma from the mantle finds its way to the surface, where it erupts as lava or ash and gas—sometimes in spectacular spurts, ...

John Day Fossil Beds National Monument (nps.gov/joda) is a bafflingly underexplored marvel of the state’s landscape. Only about three hours away from Portland, a visit offers the sublime experience of ...

READ MORE: Chain Lakes Loop This loop trail connects two of Oregon’s most famous waterfalls ... a front-row seat to diverse marine life, and unique geological features. While walking along the easy ...

An earthquake 'swarm' comprised of hundreds of miniature earthquakes hit Mt. Rainier and the Cascade mountain in July.

Located about 58 miles east of Roseburg along Highway 138, this natural wonder sits in what locals affectionately call Oregon ...

Lake Owyhee State Park is what happens when desert landscapes and water features decide to create the ultimate collaboration ...

Nothing else matters.” These lyrics from the renowned American heavy metal band, Metallica, resonate through the rocks ...

In the central United States, the Great Plains are home to parks like the Badlands and Wind Cave in South Dakota. These parks are known for their striking geological formations and extensive cave ...