Utah leaders filed a lawsuit to take control of 18.5 million acres of unappropriated public land and Idaho Attorney General ...

The U.S. and Mexico are working closer than ever to trace the origin of guns used in drug cartel massacres and other crimes ...

An Arizona mother believed a man had something to do with her daughter’s disappearance when she reported her 12-year-old was missing a few days after Christmas, according to federal court documents.

In the wide open spaces of Arizona, the American myth takes on its full dimension. Seven days might not even be enough to explore these amazing mineral landscapes, where the vintage signs of Route 66 ...

Creation of the Chuckwalla National Monument preserves more than 600,000 acres. Bad weather cancels president’s speech.