Researchers have found a link between two geological events in iconic locations of the U.S. Southwest that scientists ...

PHOENIX — Residents on the North Rim of the Grand Canyon have been ordered to evacuate due to a fire in Grand Canyon National ...

"Though it was definitely not your average vacation trip, everything worked out okay. We made the best of it," Russ Christian ...

A water treatment facility at the North Rim had been compromised by the fire, causing chlorine gas to fall to the bottom of the Canyon.