The Morenci open pit mine and the topography of the Arizona Transition Zone, with Morenci’s two 600-foot-high smelter stacks at left.

An appeal from Apaches who want to halt a massive copper mining project on federal land in Arizona that they hold sacred has been rejected by the Supreme Court.

Social Security checks will be sent out pretty much like normal in August, with one exception. Here's what to know about ...

White House press secretary Karoline Leavitt said Trump and other donors have committed to raising the money needed for ...