and population density calculations in different zones. A map reveals that 250 million Americans could face devastating fallout in the event of a nuclear strike, with only a few regions remaining ...

Two people are dead after two small aircraft collided in midair at an Arizona airport Wednesday, authorities said. A Cessna 172S and Lancair 360 MK II collided at 8:28 a.m. near the Marana ...

TEMPE — Bobby Hurley got a firsthand look at a program with an elite standard on Tuesday, as Arizona State was crushed by No. 5 Houston, 80-65, its seventh straight loss at Desert Financial Arena.

TUCSON, Ariz. — The bobcat population is thriving in southern Arizona as the wild cats continue to adjust to living in Tucson's more densely-populated neighborhoods, according to a years-long study.

Department and big box stores have long relied heavily on in-person shoppers, and they are struggling with flagging sales and increased competition from online retailers. "People have endless ...

A new map has revealed the devastation of a large ... radiation exposure levels based on detonation location and population density in affected areas. As well as densely populated cities, more ...

From a no-frills taco joint in Arizona serving perfectly grilled carne asada to a West African restaurant in Portland where every bite tells a story, these selections reflect the diversity and ...

Arizona is not just a dry desert — the state has about 130 lakes and five major rivers, according to the Arizona Office of Tourism. Though only two of the lakes are natural and the rest are ...