Rep. Juan Ciscomani's bill aims to ease restrictions on CBP operations in Arizona’s protected wilderness areas.

Construction crews are filling seven “vulnerable gaps” in the border wall system, according to Customs and Border Protection.

Meteorologists and former National Weather Service leaders say reducing vital weather balloon launches will degrade the ...

Colorado, Texas, Oklahoma and Arizona. However, its northwest corner meets up squarely with Utah, Colorado and Arizona at place known as Four Corners, the only shared point of its kind in the country.

Border encounters in Tucson and Yuma have plummeted just two months into President Trump’s strict immigration changes.

Multiple nations are encouraging travelers to the U.S. to keep a closer watch due to potential violence and a different set ...

Trump issued an executive order to use the Alien Enemies Act to target Venezuelan migrants with ties to the Tren de Aragua ...

People transferring cash in California and Texas could be asked for personal information as part of a new Trump initiative to ...

A new report identifies ways to create resilient water and wastewater systems in communities hardest hit by climate change.

Oak Flat — an area east of the Valley — may soon be home to a massive copper mine. It holds cultural and spiritual ...

On a path not far from marked human remains, pale and jagged fragments resembling bone or rock litter the desert floor. James Holeman, 59, the founder of Battalion Search and Rescue, based in Arizona ...

Arizona's two top elected officials are making different bets about what voters will be looking for next year. Hobbs and ...