See our complete Arizona U.S. House Election Results for all districts, including county-by-county maps and breakdowns: For more elections results from local Arizona election races, read USA TODAY's ...

Plant growers and gardeners in the U.S. have new guidance for which perennial plants could flourish, or perish in their area. The U.S. Department of Agriculture published a new version of its ...

As Arizona enters its hottest months of the year, high temperatures exacerbate fire risk and can help spread the flames after wildfires ignite. Hot and dry conditions go hand in hand with prime fire ...

Arizona's border wall is being built with anti-drug money. But it won't stop hard drugs, data shows. Scroll to tour map ⬇ To see how drug smuggling works in Southern Arizona, the Star analyzed 750 ...

A fire in Arizona has set over 3,500 acres ablaze and is continuing to grow as officials work to control the flames, according to officials. The Greer Fire started Tuesday at 11 a.m. local time in ...

Plans for a passenger rail line connecting Phoenix and Tucson advanced this week after the Federal Railroad Administration approved the Arizona Department of Transportation's (ADOT) first submission.