The Grand Canyon may rewrite the textbooks on the Cambrian Explosion—a key turning point in Earth's history when there was a ...

Edwin McKee’s groundbreaking work on the Grand Canyon’s geology has been revisited by a modern ... and Stephen Rowland of the ...

At 217 miles long, four to 18 miles wide and up to a mile deep, there’s no arguing that the Grand Canyon is one of the Seven ...

Grand Canyon University has won a legal victory in its long-running dispute with the U.S. Department of Education over its ...

Grand Canyon Conservancy (GCC), the official nonprofit partner of Grand Canyon National Park, announced the creation of the ...

GRAND CANYON, Ariz. — It’s time to flock together on Sunday, Dec. 15, for the annual Christmas Bird Count, sponsored by the ...

Lean into winter at the Grand Canyon, at both the spectacular National Park and the indigenous lands at Grand Canyon West.

Since soon after our planet formed, Earth's 4.6 billion-year-long history was dominated by single-celled life. Something ...