Authorities say they're searching western Montana and southwestern Canada for an Arizona fugitive and his suspected female accomplice. A border patrol helicopter joined the search Tuesday for...

Two children have been found dead after a trailer fire in employee housing at a marina in the Lake Mead National Recreation Area, on the Arizona-Nevada border. National Park Service spokesman...

A wildfire burning four miles north of Flagstaff is fully contained after charring more than 15,000 acres. U.S. Forest Service officials say the so-called Schultz Fire has burned an estimated...

As the oil spill in the Gulf of Mexico spreads, scientists are expressing fears that it could grow large enough that currents could pull it as far as the Florida Keys and perhaps up the East Coast....

The Arizona Game and Fish Department has fired an employee based on results of an internal investigation into the capture and death of what was the only known wild jaguar in the U.S. Officials...

A handful of endangered Sonoran pronghorns could be moved to the Kofa National Wildlife Refuge in western Arizona next winter under a new federal recovery plan. The proposal by the U.S. Fish and...

Investigators say a contractor and possibly an Arizona Game and Fish Department employee acted criminally in the death of what was believed to be the last living wild jaguar in Arizona. The allegation...

In early December, at least 50 stranded elk hunters had to be pulled out of the backcountry when a sudden blizzard dropped three feet of snow onto Coconino County, Arizona. Winds up to 78 mph blew...

Calm and cool weather has been helping firefighters battle a blaze near a southern California mountain town. The fire erupted over the weekend, and winds as strong as 50 mph quickly fanned it...

The U.S. Forest Service is being sued in an effort to block expansion of a ski resort on an Arizona mountain that American Indian tribes consider sacred. The lawsuit was filed Monday by the Save...