Jessica Swarner

The Phoenix area is expected to experience record-breaking heat this week after a slight cooldown, according to the National Weather Service.

Arizona's public schools chief announced Thursday that she is launching new efforts for improving the state's public education system. 

U.S. Sen. Martha McSally of Arizona says she is working on legislation that would make domestic terrorism a federal crime.

A Phoenix-based startup was named the fastest-growing privately held company in the nation by Inc. Magazine on Wednesday.

The Maricopa County sheriff said he's not surprised that the El Paso shooter's mother's tip to police wasn't used to stop his attack.

The director of the Arizona Department of Public Safety says society has to become "outraged" over impaired driving before wrong-way incidents will stop. 

The Perez family was in their Mesa home watching "The Bachelorette" on Tuesday night when they saw a bright flash and immediately heard a loud boom.

A Mesa-based nonprofit is working with the federal government to house up to 50 unaccompanied children crossing the U.S.-Mexico border. 

After a warm weekend, monsoon storms are expected to cool down the Phoenix area later this week, with temperatures dropping below 100 degrees Wednesday.

A final report on the discovery of uranium ore at the Grand Canyon National Park concluded there was no radiation exposure to employees or visitors.