Health officials in northern Arizona confirmed Friday that a Coconino County resident died from the pneumonic plague, marking ...

NASA's Mariner 4 captured the first-ever close-up image of Mars on July 14, 1965. While waiting for the data to be processed ...

Firefall’s rock and roll is synonymous with Boulder, Colorado, but founding member Jock Bartley recalls other favorite travel ...

Mars, often imagined as a lifeless desert battered by radiation and cold, holds within its crust the haunting memory of a ...

The trail drops 150′ onto the red cinder path to the center of the crater. Along the way ... Dubbed “Oregon’s Grand Canyon” ...

Meteor showers in July 2025 include the Perseids, Alpha Capricornids and Delta Aquariids. Here's when each shower peaks and how to see it in Arizona.

NASA astronaut Don Pettit has just shared a beautiful shot of the Grand Canyon captured from the space station during his recent stay there.

The Old Caves Crater Trail is one of the best hikes in Arizona for exploring caves built by the region's earliest inhabitants ...