Environmentalists and farmers are challenging Arizona's approval of an air pollution permit for Copper World Mine, claiming ...

Opponents are appealing an air quality permit for the Copper World open-pits mine project , arguing Arizona should have ...

Getting stuck behind a slow driver in the left lane of a two-way interstate is a common frustration for drivers commuting ...

With 450 vendors, the 22nd Street Show is the largest component of the Tucson Gem and Mineral Show. Admission is free, with a $10 parking fee.

Environmental and community groups have appealed the Arizona Department of Environmental Quality’s decision to grant an air ...

Shutterstock The Grand Canyon State is a Certified Stargazing Paradise Arizona has some of the darkest, clearest skies in the ...

Police boats combed the banks of the Potomac River on Friday, slowly scanning the shoreline under rainy skies as ...

The desert city in southern Arizona is a sanctuary for stargazers—and now it's even easier for visitors to explore.

There are new questions concerning air safety, following the mid-air collision between an American Airlines flight and a military helicopter on Wednesday.

Lake Havasu and the London Bridge are uniquely Arizona road trip destinations. Here's why it's worth the drive and what to ...

Rising food costs and shifting consumer habits have hit these fast-food chains hard, leading to declining sales, closures, and financial trouble.