Two Grand Canyon-size features on the far side of the moon were likely formed in about 10 minutes after an unknown object ...

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

Explore this little-known canyon in Iowa. Home to intriguing caves, miles of trails, and diverse wildlife, this is one of the ...

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 ...

A canyon is a deep, narrow valley with steep sides. Here on Earth, canyons are typically formed by long-term erosion from ...

Two gigantic canyons on the moon — both deeper than the Grand Canyon — were carved in less than 10 minutes by floods of rocks ...

A federal judge says Arizona lawmakers and others lacked standing to sue the Biden administration over its creation of a new national monument.

Erin Evans, Managing Editor Waimea Canyon, aptly nicknamed the "Grand Canyon of the Pacific," should be at the top of every traveler's itinerary. This massive gorge – which measures 14 miles ...

Plan a winter trip to the Grand Canyon with our winter guide to the Grand Canyon. Don't let a little snow keep you from ...

(Ernie T. Wright/NASA/SVS) The Grand Canyon in Arizona got carved by water over millions of years of slow but steady erosion. Two similarly-sized canyons on the moon got carved by flying rocks in ...

Languages: English. The Huajiang Grand Canyon Bridge in Guizhou province has achieved a major milestone, with the final steel truss segment—an impressive 215 metric tons—hoisted into place ...

The Grand Canyon Trust is a nonprofit conservation organization dedicated to safeguarding the wonders of the Grand Canyon and the Colorado Plateau while supporting the rights of its Native peoples.