An endangered species of bat has been confirmed in Arizona for the first time, using an emerging genetic sampling method and the work of an amateur scientist.

A La Niña winter just started, but it isn't expected to last long. National forecasters are already looking ahead to the ...

It was the summer of 2023 and Interior Secretary Deb Haaland was hiking the Bright Angel Trail, the most popular path at ...

This famous Arizona attraction is home to a botanical garden, museum, aquarium, and zoo, where visitors can see the Sonoran ...

Carlos Garcia is one of the most respected immigrant rights leaders in the nation, particularly in Arizona, where he’s worked ...

President-elect Donald Trump’s threat to levy tariffs as high as 25% on Mexico has left people on both sides of the border ...

Fort Lowell Shootout begins on Friday bringing thousands of young soccer players and their families to Tucson.

Melissa del Bosque is a longtime border journalist, investigations editor at Lighthouse Reports, and cofounder of The Border ...

Deni Seymour has spent decades researching first contact between Native Americans and European settlers. Then she found a 500 ...

The Bureau of Reclamation will pay $86.7 million toward Tucson's new water treatment plant, which will stretch the city's supplies.

For decades, Border Angels volunteers have dropped water in the desert for migrants. They say their work will continue as ...