Dolores Huerta, who co-founded the United Farm Workers union to improve working conditions in the nation's fruit and vegetable fields and coined the phrase “Sí, se puede!” that became a widespread rallying cry, has died.

Southern Arizona Reptile Rescue & Education receives about 20 tortoises a month, many abandoned as they grow too large for their owners to care for.

The award comes as the Energy Department’s assistant secretary visits the Freeport-McMoRan Sierrita Mine in southern Arizona on Monday.

Hundreds of people helped turn simple lines and curves into a future typeface designed to reflect the city’s culture and community at a special exhibit during Tucson Meet Yourself.

His visit highlighted the need to strengthen domestic supply chains for defense and technology.

Federal filings reveal stark differences in how the candidates raise money.

Regional directors with the agencies fielded a number of questions from reporters during a rare news conference Wednesday — including inquiries about new port modernization and humanitarian aid in the Arizona desert.

Many twentysomethings say they want a candidate who will tackle the affordability issue head-on.

It’s Arizona’s fourth national park and 64th in the country overall.

The county is consulting with Tribal Nations over the proposed sale of a parcel of land that contains historical artifacts.