The Cambrian-age Tonto Group is a set of rocks famous for holding clues to the burst of new life that reshaped Earth 500 ...

What we know today as Sabino Canyon was the site of a whole lot of scrunching 25 million years ago. In a geologic nutshell: Two ancient types of rock - 1.4-billion-year-old Oracle granite and 50 ...

Hells Canyon is the deepest river canyon in the United States. Now scientists have solved the mystery of when it formed.

Millions of years ago, this river would have increased the flow to the modern day Merced River and Tenaya Creek, which would have then had enough power to slice through the Sierras to create Yosemite ...

With its hiking trails and waterfalls, Sabino Canyon has always been a place of rest and relaxation for Tucson residents. Colorado Area Evacuated, School Closed As Emergency Alert Issued Blondie ...

Photo credit: Robert Barry Buckle up, rock enthusiasts and geology geeks, because we’re about to enter ... We’re about to embark on a journey through Sabino Canyon Recreation Area, a place where ...

Chiricahua National Monument, affectionately known as the “Wonderland of Rocks,” is where geology gets weird in the best possible ... Photo credit: jess kolib Next up is Sabino Canyon, where the ...

The Yarlung Tsangpo Grand Canyon is Earth's largest terrestrial canyon, stretching 314 miles long and almost 20,000 feet from top to bottom at its deepest point in the Tibet Autonomous Region.

TUCSON, Ariz. (KVOA) - Parts of Sabino Canyon are closed Monday morning after a rockslide Sunday. The Coronado National Forest said the Phoneline and Blackett's Ridge trails are closed.

"It's interesting geology, the biology is fascinating. But the human history came to dominate my interests in it. That's a whole dimension of Sabino Canyon I've wanted to open up." Lazaroff just ...

“Picturing Sabino” will live in the history section ... local teachers to help them understand the biology and geology of the canyon. He then started recruiting volunteers who would bring ...