Grand Canyon won its sixth straight game and avenged its last loss at Utah Valley with a defensive clinic at home that moved it into a tie for first.

With 28 National parks in California, you can truly find something for everyone to see and enjoy. California National Pa ...

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

The Earth's Grand Canyon took millions of years to carve, but the moon's grand canyons took about ten minutes.

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

Monday, 8:25 a.m. PSTA mudslide blocked part of Topanga Canyon Boulevard in the Pacific ... which is set to cover 100% of the cost of California’s disaster response to the fires for 180 days ...

With 22 national parks and monuments to its name, Arizona boasts some of the most astonishing landscapes in the country, from the Grand Canyon to the towering buttes of Monument ...

WASHINGTON, Feb 4 (Reuters) - The Grand Canyon in Arizona is one of Earth's natural wonders, carved out over millions of years by the gradual erosion power of the Colorado River. Close to the moon ...

Each year, millions of visitors marvel at the geological intricacy and beauty of the vast chasm of the Grand Canyon carved through the Arizona desert by 5 million years of water erosion.

Two giant lunar valleys, Vallis Schrödinger and Vallis Planck, formed in less than 10 minutes, researchers say. Rocky debris ejected by an asteroid or comet impact 3.81 billion years ago ...