Wednesday will bring a new round of more widespread and strong storms to northern and eastern Arizona. Again, storms are forecast to develop in southeastern Arizona. Storm chances increase to 40-60% ...

As news spread that the U.S. Government will levy a 17% import duty on most fresh Mexican tomatoes, Arizona leaders say the new tariff will negatively impact the Grand Canyon State.

Cuts in federal spending on science could force the National Science Foundation to drastically reduce or end its support of Kitt Peak National Observatory, beginning as early as next year.

The view of our home galaxy lit up the night sky at the U.S. National Science Foundation's Kitt Peak National Observatory in Arizona.