Arizona’s power plants are using billions of gallons of water each year to make electricity for other states, says a recently released study funded by the Tucson-based Arizona Water Institute.

PHOENIX — More than 990,000 people living in Arizona last year were born in other countries.

Pima County is moving forward with a stalled key aspect of the Sonoran Desert Conservation Plan now that the cactus ferruginous pygmy owl is again an endangered species list candidate.

Steven Sles was a painter, a composer and a poet.

When and Where: February 8, 2007, at East Golf Links and South Kolb roads. Summary: Armenta - who was 16 at the time of the offense - walked up to a 64-year-old woman who was putting groceries in her car and …

It is a steel and concrete corridor that will run right through the Old Pueblo, connecting Mexico City to Edmonton, Alberta.

Two years ago, voters in the state’s mostly Republican 8th Congressional District elected Democratic state Sen. Gabrielle Giffords. After two years of tireless work for her constituents, she’s hoping they’ll do it again Nov. 4.

A Tucson man who shot his girlfriend in the head was sentenced to 10 1/2 years in prison Monday on a manslaughter charge.

Restaurateurs can’t keep dirty little secrets in the City of Angels.

A Tucson woman has pleaded guilty in the deaths of her boyfriend’s two children saying she could have helped save their lives, but instead did nothing.