Researchers analyzed saliva the nocturnal mammals leave behind when sipping nectar from plants and residential hummingbird ...

Homolovi State Park was ranked among top road trip destinations in Arizona, and for good reason. Here's why you should make ...

Global Water Resources benefits from Arizona's demographic boom, increasing active connections and revenue. See why GWRS ...

With threats of avian flu and lead poisoning, biologists are working overtime to care for a species that nearly went extinct.

Happy Statehood Day, Arizona. From Stevie Nicks and award-winning Mexican food to small towns and Camelback Mountain, here's ...

Milos Uzan scored 19 points, L.J. Cryer added 15 and No. 6 Houston took firm control of the Big 12 Conference race with a 62-58 win over No. 13 Arizona on Saturday.

Happy Statehood Day, Arizona. From Stevie Nicks and the Colorado River to creosote and Camelback Mountain, here's why we love ...

Arizona has some of the prettiest sunsets, but why? There's a science behind it. Here's what to know, including sunset times ...

Take a romantic hike an easy paved trail around the town of Fountain Hill's world-famous fountain this Valentine's Day.

For a quieter alternative to bustling Sedona, this underrated town offers history, natural beauty, and exciting recreational ...

All kinds of animals use conspicuous colors. Research from biologists at the University of Arizona found it's a quirk of ...

Kyla Burton, 57, was a longtime kindergarten teacher and wife of Arizona Republic Executive Editor Greg Burton.