Over half of U.S. counties lack air quality monitoring stations, exposing 50.7 million people, especially in rural and ...

Between 1990 and 2020, there was a 51% increase in the area around Phoenix where homes and wildlands meet, raising wildfire risks.

Arizona promises outdoorsy travelers endless adventure opportunities. One of those offerings features "sky islands" in an ...

Many oil company executives celebrated Donald Trump's return to the White House. But now expectations of higher profits are ...

Once thought resistant to invasion, regional deserts are losing native plants to aggressive weedy species like Saharan ...

Spring in Texas brings wildflowers, perfect temperatures, and unfortunately, tourist hordes descending on the usual hotspots.

The Tiout Palm Oasis, whose name means “camel’s hump” in Amazigh, spans an impressive 1,000 hectares in the Anti-Atlas ...

The first Trump administration built long segments of steel wall on Arizona's border. Conservationists fear wildlife will ...

Lale chats with her colleagues about putting together “Seeking Quiet,” a collection of stories that highlights out quest for ...

Looking for a quick weekend getaway near Los Angeles, but aren't sure where to start? LA has many awesome options for a quick ...

The country, dubbed "The Ribbon Country" because of its unique shape, stretches for a whopping 2,600 miles along the western coast and has an average width of just 110 miles. Chile's slenderness is ...

A new study finds that Arabia was once a green corridor of rivers and lakes, enabling animal and human migration between Africa and Eurasia over the past 8 million years. A new study published in ...