The flesh-eating livestock pest New World screwworm has advanced closer to the U.S. border with Mexico, the U.S. Department ...

The U.S. Department of Agriculture has again halted imports of Mexican cattle into the United States due to the spread of the ...

Drugs and explosive chemicals are difficult to detect, but a device more sensitive than a dog’s nose can pick up their traces ...

The Army has posted thousands of the warnings in New Mexico and western Texas, declaring a “restricted area by authority of ...

Arizona should get a share of the $10 billion available in the just-approved federal legislation originally dubbed the Big ...

Jamie Nations, a Los Angeles actor, says the couple only wanted to visit the U.S. for the day when his fiancée was arrested and detained.

The Defense Department is establishing two additional military zones along the U.S.-Mexico border in an effort to further crack down on unlawful migrant crossings, a Defense official confirmed to ...

USDA's plan was to slowly reopen the southern border, but a new case of New World screwworm in Mexico has put reopening plans ...

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.

In June, the administration waived 34 environmental laws in order to expedite construction of the border wall in a remote area of Arizona's San Rafael Valley.

Annexed militarized zones on public land will soon cover nearly one-third of the U.S. border with Mexico, empowering soldiers ...

A $309M federal contract revives border wall construction in Arizona, sparking backlash from environmental groups and renewed political debate.