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

Grand Canyon National Park may soon be raising the cost for staying overnight at its Mather, Desert View and North Rim ...

See the top 10. I ditched my car and hopped on a train to the Grand Canyon. Getting there took twice as long, but the $80 ...

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

Local rivals Arizona State and Grand Canyon meet Thursday night in Phoenix with reigning WAC Player of the Year Tyon ...

Edwin McKee’s groundbreaking work on the Grand Canyon’s geology has been revisited by a modern team, revealing new insights ...

The Arizona State Sun Devils take on the Grand Canyon Antelopes at Footprint Center in Phoenix, Arizona. Thursday's matchup is the first of the season between the teams.

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

Ray Harrison had made only one of his first 10 shots Saturday, but with the score tied and 20 seconds left, there was no ...

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

A travel expert suggests visiting destinations like Paris and New York City during shoulder season for a better experience ...