Two gigantic canyons on the moon — both deeper than the Grand Canyon — were carved in less than 10 minutes by floods of rocks ...

The Horton Fire, which has been burning along the Mogollon Rim northeast of Payson for more than a month, is now 89% contained. Eight crews have made significant progress recently. On Jan. 6 ...

"He's just one hell of a man, you know. There's my parents, and there's Walt." Manger was Morton's geology professor at the University of Arkansas. Morton took a geology class to fulfill a science ...