An $850 million loan for KORE Power's huge Arizona factory was not finalized when the company called it quits.

Arizona's three largest electric utilities will jointly explore expanded nuclear-power options. A new plant here could be ...

An $850 million loan from the energy department to support KORE Power's battery plant in Buckeye never came. The company has ...

More than 1 million people could pour into western Maricopa County in the coming decades – if housing developers can secure ...