The conquistador Francisco Vázquez de Coronado y Guzmán crossed Arizona, New Mexico, Texas, Oklahoma and Kansas between 1540 ...

Here, border politics are literally matters of life and death. Federal and local authorities describe a new humanitarian ...

In this small suburb of Phoenix, the median household income is over $200,000, making it the wealthiest city or town in Arizona. Here's what to know.

The state's newly established CHIPS zones — specially approved boundaries that help advanced manufacturing companies access ...

The Navajo Nation has first rights to the water around it, yet pays the most and gets the least. Things might be changing.