A University of Arizona researcher is part of an effort to identify the diseases carried by ticks, and she's asking people to send her samples.

View the latest weather forecasts, maps, news and alerts on Yahoo Weather. Find local weather forecasts for San Tan Valley, United States throughout the world ...

The Grand Canyon's North Rim in Arizona also closed Thursday because of a wildfire on adjacent Bureau of Land Management land ...

Find out which Arizona restaurants locals tend to avoid and which popular spots are actually worth your time and appetite.

At least one person has died and 134 have been infected from an outbreak of salmonella linked to a recall of more than 20 ...

Drivers who need to use the Loop 101 can take Union Hills Drive or the Beardsley frontage road. In addition, drivers should also be aware that the freeway will be narrowed to two lanes in both ...

As monsoon storms are making their way through Southern Arizona, the risk of flash flooding in Tucson and surrounding areas becomes very real. That’s why Pima County wants residents to be prepared.

A wildfire that has scorched more than 10,000 acres has forced visitors, employees and residents of the Grand Canyon North Rim to evacuate.

The map shows the ports of entry affected by the U.S. Agriculture Department’s announcement and the approximate locations of ...

We recently asked members of the BuzzFeed Community to tell us about the mysterious, cult-like, bad-vibes towns they came across in the United States. And I'm not exaggerating whe ...

A bubonic plague death has been confirmed in the US for the first time in eight years. The victim, of Coconino County, showed ...