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

Animals in the Grand Canyon are behaving in ways scientists have never seen before. Could climate change, human activity, or something even stranger be causing this shift in behavior? Find out what’s ...

Zion National Park to Grand Canyon road trip guide • Discover the best route, scenic stops, travel tips, and must-see ...

Two gargantuan canyons on the moon were carved by a hailstorm of rocks — and that’s good news for future lunar astronauts.

Scientists found that an asteroid impact carved two massive canyons on the moon in minutes. High-speed debris helped shape ...

Shutterstock A Grand Canyon in Upstate New York In Upstate New York, you’ll find a natural wonder that matches the beauty of ...

Top 4 National Parks in the USThe United States is home to some of the most stunning and diverse landscapes in the world, and ...

This lodge sits inside a national monument and between two national parks. Who wouldn’t want to rent one of its cabins, ...

On Monday, a federal judge upheld National Monument protections on parts of the Grand Canyon. On Wednesday, the Navajo Nation reached an agreement with Energy Fuels, the nation's largest uranium ...

Steep Canyon Rangers play one of only four shows on its tour with Peter Rowan at the Vilar Performing Arts Center Saturday. The Grammy award-winning band pairs up with Rowan, another Grammy winner and ...

Formed over thousands of years of erosion caused by hydrothermal activity, water and other natural forces, the Grand Canyon of the Yellowstone is the primary attraction in the Canyon Village area ...

Todie Canyon is a short and steep tributary that can get you in and out of Grand Gulch in no time ... Watch for cairned routes along the canyon walls for (slightly) easier hiking. A small tributary ...