A portion of U.S. Highway 93 in Arizona is being widening are part of a long-term project on the road linking Las Vegas and ...

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

Work on the Broadway Curve Improvement Project will block a long stretch of eastbound Interstate 10 this weekend.

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

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

Restrictions for Jan. 31 to Feb. 3 will occur along eastbound I-10, SR 143 and Loops 101 and 202, according to ADOT.

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.

As the newly sworn-in secretary of Transportation, Sean Duffy will have his hands full cleaning up the mess left behind by ...

Caleb Love hit a tying heave from beyond halfcourt at the end of regulation and made two more 3-pointers in overtime, finishing with 22 points and lifting Arizona to an 86-75 ...

This is just the beginning,” one Defense official said about the deployment of active-duty troops to the border with Mexico.