President Trump and Taiwan Semiconductor plan a huge expansion of the company's complex in Phoenix. How will the firm and ...

Think the yellow sprinkling of flora alongside the I-17 highway is testament to a beautiful blooming spring? Think again.

More wind is on the way and is likely to stir up more dust across Phoenix. But the risk of valley fever likely isn't higher ...

Phoenix had seen almost no rain since August, so Friday's storm was a welcome sight. It just isn't enough to end the drought.

Arizona lawmakers seek detailed groundwater data to inform water policy decisions and ensure state's water security.

Today’s AI models require vast campuses of high-tech data centers, abundant energy sources, cutting edge microchips and a new ...

Citrus in central Arizona survived mostly as relics of committed family farms and as textbook material. In the southwestern ...

Arizona’s climate also comes with advantages. The state is free of Fusarium wilt ... That did not outsmart the bug’s evolutionary capacity, but polluted soils and water, and infected people and ...

Intel Corp. could be on the chopping block, according to some media reports. That could be significant to Arizona. Here's why ...

Arizona producers of vegetables, cotton, dairy products, tree nuts, beef and forage could see reduced exports and lower prices as a result of tariffs.

Taiwan Semiconductor Manufacturing, which has started producing the most advanced chips on U.S. soil in Phoenix ... nation's largest engineering school, Arizona State University, nearby, though ...