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

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

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

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

The Arizona Lottery is partnering with the Desert Botanical Garden to support critical conservation efforts. The ...

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

Climate change may cause fall leaves to change later, putting trees at risk for frost damage. Even if they change on time, ...

"I'm loving every minute of this," said Melissa Semper, who is in a pipefitter apprenticeship she found through Fresh Start ...

Taiwan Semiconductor Manufacturing Co has said it expects to start producing microchips at its first new plant in Arizona at the start of 2025. The Hsinchu headquarter company, which is ...

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

A typical large tree can suck as much as 88 pounds of carbon dioxide out of the air over the course of a year. Now scientists at the University of California, Berkeley say they can do the same job ...

Officials in Corpus Christi, Texas, picked Kiewit Infrastructure South Co. to design and build the city’s planned Inner ...