After a stretch of near-normal July heat, parts of the Desert Southwest could see a slight change in the forecast.

Dirt will fly when the California Four Wheel Drive Association and Mojave Desert Heritage and Cultural Association host the ...

Volunteers help keep migrants alive in extreme heat 05:34. Yuma, Arizona — The number of migrants crossing the southern border illegally, particularly across the inhospitable Arizona desert, has ...

In today's homegrown report, a local hemp farm in Yuma shows just how vital the plant could be for Arizona's economic future. They say this is one of Arizona's first hemp fiber industry farm tours ...

The Defense Department is expanding its border role with a new military zone near Yuma, aiming to boost surveillance as crossings continue to fall.

The fourth national defense area created along the US-Mexico border will be an extension of Marine Corps Air Station Yuma in the Sonora Desert.

Our two-person team loaded the car with a GPS, a drone, notebooks, sample bags, a trowel and a flat spatula lovingly called a scoopula. Then we drove 30 minutes in our rented truck from Yuma, Arizona, ...

The Yuma sector covers 114 miles of Arizona's border with Mexico and 12 miles of border in California. That is on average less than seven migrant encounters a day.