Wildfires in Arizona can send smoke drifting across the state and cause uncomfortable health issues for residents. ...

Federal efforts to boost nuclear power projects nationally could have impacts in Arizona as APS, SRP and TEP explore building a new power plant.

Republicans said their policy bill promised "economic freedom," but energy advocates said it would halt Arizona's clean energy progress.

Just as suddenly as arrests outside the Phoenix immigration courtrooms started, they ended. ICE officials aren't saying why, or if they will restart.

Arizona’s iconic saguaros are struggling with extreme urban heat, which is causing illness, collapse, and fewer young cacti.

TSMC warns U.S. tariffs could hurt Arizona chip production, and is urging tax credits and import access to support growth.

Here is what to expect when traveling throughout Arizona on Memorial Day weekend, including traffic issues, event coverage ...

The Arizona real estate market has cooled since the pandemic as Realtors note slower sales and high interest rates are ...

The community is fundraising to cover medical bills after a 1-year-old Arizona girl was bitten by a rattlesnake while playing outside.

The Justice Department retracted findings of constitutional violations in Phoenix and five other jurisdictions. Advocates say ...