A crater on Mars has a bright patch of ice. It's the second time in over a decade that the crater and ice has been observed ...

A visitor to the Arkansas Crater of Diamonds State Park left with a 2.3-carat diamond to commemorate the trip.

About 35 million years ago, an asteroid collided with the ocean off the East Coast of North America, creating a 25-mile ...

One Crater of Diamonds visitor scored the second-largest diamond found in the park this year. According to a press release ...

A visitor to the Arkansas Crater of Diamonds State Park left with a 2.3-carat diamond to commemorate the trip.

If you’re looking to conquer a trail rather than just enjoy a leisurely stroll, I strongly believe the Sunset Vista Trail at Picacho Peak State Park belongs on your hiking bucket list. It’s five miles ...

New images of an asteroid impact crater buried deep below the floor of the Atlantic Ocean have been published today by ...

WASHINGTON — Democratic presidential nominee Kamala Harris heads Friday to the U.S.-Mexico border in Arizona looking to recharge her candidacy in a key battleground state where she is losing ...

In a highly anticipated Week 5 college football matchup, the Arizona Wildcats will take on the No. 10 Utah Utes at Rice-Eccles Stadium in Salt Lake City. The Utes enter the game as 12.5-point ...

CRATER LAKE NATIONAL PARK — Craig Ackerman was just a boy when he saw a magazine article about a national park in Oregon. What really intrigued him was a photo showing a towering snowbank ...

Sean Denniston has been selected to serve as acting superintendent at Crater Lake National Park beginning Oct. 1 following the Sept. 30 retirement of long-time Superintendent Craig Ackerman.

With three games left in the season, Corbin Carroll and the Arizona Diamondbacks are fighting for a National League Wild Card spot. Photo: Norm Hall/Getty Images ...