New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons ...

Ever wonder what the deepest lake in Arizona is? Here's what you want to know about the top spot for swimming, boating and more in Arizona.

The report also compared loan totals in each state with the full number of businesses in the state, beyond just those that ...

The far side of the Moon has its own versions of the Grand Canyon—two of them, in fact! A new study explains how these deep ...

Scientists say Vallis Schrödinger and Vallis Planck—dramatic trenches near the lunar south pole—were carved in a blast that ...

The Philadelphia Eagles have done exceptionally well under general manager Howie Roseman, starting with this important team-building block.

The daredevil skydiver believes his stunt will revolutionize and offer a safer alternative to wingsuit flying.

Cal Baptist averages 72.6 points per game, 4.7 more points than the 67.9 Grand Canyon allows. Grand Canyon has shot at a 44.9 ...

The vast valleys of Vallis Schrödinger and Vallis Planck demonstrate the incredible forces that shaped the face of the Moon.

Sunset Crater Volcano National Monument is a small park, and a convenient detour, on your way to or from Grand Canyon National Park ... and molten lava oozed from the bottom of the crater forming the ...