The vast valleys of Vallis Schrödinger and Vallis Planck demonstrate the incredible forces that shaped the face of the Moon.

More than 1 million people could pour into western Maricopa County in the coming decades – if housing developers can secure ...

I found big adventure and warm weather in these national-park units spread across the Southeast and Southwest ...

As of early February, the snow storage for our water system in the Southwest is at 76% of the 30 year average. Meanwhile, ...

Scientists estimate it will take at least 5 to 10 million years for the Afar region to be fully submerged. When that happens, ...

Nestled in the heart of Twentynine Palms, California, there’s a hidden gem that’ll make you feel like you’ve stumbled into a real-life oasis. The Fortynine Palms Oasis Trail is not just a walk in the ...

Large-scale water transfers like those in California, China, and Libya owe a debt to the National Water Carrier project’s ...

During the recent fires, many L.A. residents were inundated with information (and misinformation) about air quality. Here's the latest on a few spots where you can hike safely post-fires and not fret ...

Nestled in the high desert near Ely, Nevada, Ward Charcoal Ovens State Historic Park is a hidden gem that’s about to become your new favorite weekend getaway. This pint-sized park packs a punch with ...