In the Arizona desert, researchers are learning so much more about the peoples who have inhabited this land since antiquity ...

When hills are healthy, vegetation can anchor the soil in place. But when that is burned off, hillsides become vulnerable to ...

D with latest forecast: the National Weather Service today increased total rainfall projections for what’s likely to be the L ...

Scientists found that an asteroid impact carved two massive canyons on the moon in minutes. High-speed debris helped shape ...

From Utah’s dramatic sandstone gorges to the rugged rocks of Iceland’s Fjadrargljufur, here are the 30 most awe-inspiring ...