Lasers have revealed a 1,000-year-old sacred road near Chaco Canyon in New Mexico. Researchers say the road was part of an ...

The Border Patrol reinforced the border wall with wire in urban areas near ports of entry in Nogales and San Luis.

From exploring Arizona canyons to Utah buttes and beyond, our national parks columnist shares the most adventurous Southwest ...

We've chosen 12 of the best national parks to visit in 2025, based on the month, as well as what to see, do, and experience ...

Nuclear power is going through a bit of a renaissance as developed countries look for sources of cheap, plentiful energy to ...

Immigration and border security will be the likely focus of U.S.-Mexico relations under the new Trump administration. But ...

Participants highlighted concerns about oil and gas drilling, cleanup of sites contaminated by the uranium industry, hydrogen ...

Growing water use is already overtaxing limited supplies from nearly all of the region’s cross-border rivers, streams and ...

About 500 soldiers from the U.S. Army’s 10th Mountain Division, a light infantry division, are being deployed to Arizona ... southern border during his first visit to the U.S-Mexico border ...

A line of Mexican National Guard and Army trucks rumbled along the border separating Ciudad Juárez and El Paso, Texas, on Wednesday, among the first of 10,000 troops Mexico has sent to its ...

About 1,500 members of Mexico’s National Guard have been deployed to Sonora's border with Arizona as part of Operativo Frontera Norte, which Mexican President Claudia Sheinbaum announced would ...