Two such lunar canyons, Vallis Schrödinger and Vallis Planck, stretch over 270 km (168 miles) each, with depths of 2.7 km ...

An Arizona lawmaker is urging the Trump administration to reconsider federal land protections near the Grand Canyon to allow for mining.

Perry Pumas cheer team won a national title at the UCA National High School Cheerleading Competition in Orlando, Florida.

Homolovi State Park was ranked among top road trip destinations in Arizona, and for good reason. Here's why you should make ...

The California Department of Transportation closed Topanga Canyon Boulevard near the Pacific Palisades Friday afternoon after ...

Night - Rain and snow with a 85% chance of precipitation. Winds from SSW to SW at 13 to 16 mph (20.9 to 25.7 kph). The overnight low will be 35 °F (1.7 °C). Mostly cloudy with a high of 39 °F ...

New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons ...

Flashy neon signs for motels, eclectic gift shops, full service stations, quirky museums and mom-and-pop restaurants, plus ...

From supermoons to a total eclipse to the national park’s biggest and best-attended star parties, these are the must-see celestial shows of the year ...

A new telescope could launch as early as late February. SPHEREx will look into deep space and also search for organic ...

The Texas Department of Transportation’s Amarillo District released its “Know Before You Go” report lane closures for this ...