Investigators say Alexander Lee Smith broke into Walter Mitchell and Susie Ephrem’s Peoria home in November 2023 and fatally ...

Juneteenth originally started in Galveston, Texas to commemorate June 19, 1865, the date that enslaved people in that state were informed of their freedom.

More than 100 shots are believed to have been fired in a dispute that originated at a midtown Tucson hookah lounge, Tucson police say.

A Tucson orthodontist and his wife have been indicted on suspicion of wire fraud at the office where they both worked, authorities say.

The study also warns the Tucson area faces dramatic temperature increases by the 2050s and precipitation declines starting in the 2030s, under the worse-case scenario.

For Star subscribers: Victims say a Tucson church, Golden Dawn, protected alleged child molesters for years. Tucson police are now "looking into the possibility of additional victims" — and another ...

The company, backed by Japanese auto giant Toyota, previously tested self-driving cars in California but its state permit was revoked following a minor crash.

Tucson will become the new headquarters for a combined business unit made up of Tucson-based Raytheon Missile Systems and a Massachusetts-based Raytheon business when parent Raytheon Co. and ...

"As soon as that water’s gone, we don’t have another ice age to re-establish it," a retired hydrologist warns.

Tucson is arriving late to the data-center game. That makes us lucky. It means we can look on the proposed mega-development on the southeast side with a degree of detachment that other communities ...

A new solar-plus-storage system planned for Cochise County will help Tucson Electric Power provide more clean energy when the sun goes down.

Members of the Pascua Yaqui Tribal Council break ground on the new casino that will be going up on Grant Road, near Interstate 10. Casino del Sol — Grant Road is expected to open next year.