Transwestern Pipeline Co. will build new natural gas infrastructure to serve the state's largest utilities amid growing energy demand.

The San Carlos Apache Tribe and environmental groups say exploratory drilling near the San Pedro could imperil protected wildlife and cultural sites.

Raytheon's Tucson operation continues hot streak, wins $3.5 billion, five-year contract to produce air-to-air missiles ...

Visit Tucson's Summer Streetcar Savings Pass offers discounts and deals at more than 80 restaurants. Downtown businesses said that's helping them get more customers.

The Tucson Police Department said in the morning of June 30, 2025, a shooting happened near South Winstel Avenue and a possible suspect was on the run.

ADOT is entering the second phase of planning into an Amtrak passenger train route between metro Phoenix and Tucson. Here's what we know about the initial plans.

ANDOVER — Defense contractor Raytheon was awarded a $646 million contract to continue producing advanced maritime radars for the U.S. Navy.

Raytheon has won a $1.1 billion Navy contract to expand missile production, mainly in Tucson. The company ranks as one of Arizona's top employers.

Examine the $1.1 billion contract modification for Raytheon to expand its AIM-9X Sidewinder missile production for the U.S. military and allies.

Shawn Grell, sentenced to life for the horrific 1999 murder of his 2-year-old daughter, has died in a Tucson prison. The case shocked the state and the nation.

The U.S. Navy has awarded Raytheon a contract valued at $580.6 million to manufacture and deliver Lot V of the Next Generation Jammer Mid-Band, or NGJ MB, ship sets. The low-rate initial ...

Raytheon's Tucson facility has secured its largest contract modification in recent years, worth a whopping $2.13 billion to make missiles for U.S. and foreign military customers.