Every termite mound holds roughly 65 cubic yards of packed clay. The total displaced soil rivals about 4,000 Great Pyramids of Giza.

As official research positions are lost to budget cuts, the work of citizen scientists to preserve federal forests is ...

Arizona hosted its first evening practice of the spring on Saturday and branded it "Desert Night Lights." Saturday was the Wildcats' only evening session this spring besides the Red-Blue Spring ...

A piece of Paradise Valley's architectural history is making way for a modern mansion that sets a new standard for ...

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The Trump administration is reportedly looking at changing the boundaries of the Southern California monument and others to ...

The Sahara Desert is expanding, threatening ecosystems and livelihoods. But what can be done to stop it? In this video, we ...

The Painted Desert in northern Arizona is a mesmerizing landscape of vibrant badlands stretching across the Colorado Plateau.

President Donald Trump’s order covers Arizona’s four border counties – Yuma, Pima, Santa Cruz and Cochise – except for a ...

Arizona’s state parks are the unsung heroes of our natural landscape – less crowded than national parks but every bit as ...

Located in the verdant Verde Valley, Dead Horse Ranch is the versatile performer of Arizona’s state parks – it does a little ...

Migrant advocates fear that by sealing hundreds of miles of the U.S.-Mexico border, troops will funnel migrants to far more ...