The National Transportation Safety Board will hold three days of hearings on the fatal midair collision between a passenger jet and an Army helicopter. The goal of the hearings is to pinpoint ...

Trek through canyons looking for rare hummingbirds, visit stalactite-filled caves, and explore U.S. history at a military ...

The Trump administration is considering halting all wind development on federal lands and in federal waters as the president expands his campaign against the renewable energy source he’s long ...