The Mount St. Helens eruption anniversary prompts investigation into the California earthquakes: eruption history, threat levels.

Cinder Cones are the simplest type of volcano ... Composite Volcanoes are tall, cone-shaped volcanoes built up from layers of lava flows, ash, and volcanic debris. They often erupt explosively ...

While the Grand Canyon is Flagstaff's easy-access claim to fame, this even quicker jaunt from the Arizona city offers ...

The cinder cone volcano spewed lava down into the sea. Over millennia, powerful waves eroded the hardened lava, but the relatively heavy element olivine stayed put on the beach. Canada doesn’t ...

Blakeslee is a semi-retired anthropologist from Wichita State University. He’s polite, soft-spoken most of the time, and able ...

Every week, it seems, another revived California roadside lodging reopens, many of them festooned with the bold, space-age shapes and signage ... of those groovy orange cone ’60s fireplaces.

Discover the luxury of Black Desert Resort Utah, featuring modern design and stunning views for an unforgettable getaway.

Of the eight active volcanoes on the USGC watch list, three are relatively easy to explore — Long Valley, Mt. Lassen, and ...