"The Grand Canyon is an epic Rosetta Stone for geology," Denver Museum of Nature and Science geologist James Hagadorn said.

Armed with advanced technology, decades of expertise, and insights from an NSF-funded study, a multi-institution team of ...

Supai started life in a pack of wild dogs on the Havasupai Indian Reservation. Here's how she was named the "happiest pet on ...

Arizona State and Grand Canyon have a history of rivalry but mostly off the basketball court. Thursday night’s game allowed ...

Business Insider's reporter could've spent an hour driving to the Grand Canyon. Instead, she took a two-hour train ride to ...

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

Geologists studying the Cambrian rocks of the Grand Canyon have uncovered exciting new insights that challenge traditional ...

Located in north-central Pennsylvania, within the 160,000 acre Tioga State Forest, Pine Creek Gorge was carved into the ...

The Grand Canyon is the biggest canyon on earth ... It entered recorded history in 1540, when Spanish conquistadors under the command of Francisco Vázquez de Coronado peered into its depths.

Winter is actually one of the best times to visit the Grand Canyon, and you might find that it's actually far nicer than in ...

When visiting Grand Canyon West, travelers are immersed in the rich culture and history of the Hualapai Nation. This tour will show you the best of the West Rim, including the glass-bottomed Grand ...