A Taiwan company has opened its first U.S. plant. The $100 million, west Phoenix facility will produce chemicals needed in ...

Residents are voting for three seats on the Arizona Corporation Commission, which has come under scrutiny for supporting ...

Candidates are vying for three seats on the state corporation commission, which has tremendous power over energy decisions.

The Arizona Lottery will continue its environmental conservation efforts by working with the Desert Botanical Garden ...

Ten states elect their public utility commissions, which make big decisions about energy. This November, the stakes are high, especially in Arizona and Louisiana.

Created in 1912 under the state’s constitution ... of the commission or subject to an environmental review because each of ...

Taiwanese semiconductor chemical supplier Sunlit Fluo & Chemical Co. Ltd. announced the opening of its first manufacturing ...

In three and a half years, the 10 miles around Taiwan Semiconductor Manufacturing Co. in Phoenix saw the equivalent of eight ...

Voters can decide between two radically different philosophies over how to manage utilities and energy use in Arizona.

Electricity rate increases for two big utilities including Tucson Electric Power accelerated in recent years, intensifying ...

In addition to providing visitors with a tranquil, 140-acre space to view and learn about desert plants ... Arizona Lottery Gives Back Fund. Millions of dollars from lottery ticket sales go to ...

Plant Miller outside Birmingham is again No. 1 on the EPA’s list of top greenhouse gas producers, and no retirement plans have been announced for the facility.