A sightseeing helicopter carrying four family members crashed in the mountains of central Arizona after apparently striking a ...

A helicopter pilot is warning about the dangers of flying in canyons after a deadly crash near Picketpost Mountain that ...

The noise is barely audible at first, just a low rumble somewhere in the distance. Within seconds it rises to a growl, then swells to a roar, a predator lurking just overhead. The sound makes windows ...