Exports from Arizona to Mexico totaled $8 billion in 2023 and imports to Arizona totaled $11.8 billion, according to the Arizona Commerce Authority.

Ahead of Donald Trump's inauguration, we went to the Southern border to see how residents, sheriffs, tribal members and others were feeling.

The weapons cache was concealed in a vehicle bound for Mexico and discovered by officers working at the port of entry in Nogales, AZ, on Dec. 28.

Arizona Gov. Katie Hobbs reiterated plans to continue working with the United States' southern neighbor on border security and other issues.

Mexican authorities suspect the underground pathway was a “narco tunnel” intended for smuggling drugs or people beneath the border wall and into the United States.

Authorities seized some unusual weapons at the Arizona-Mexico border last month. U.S. Customs and Border agents found a rocket launcher and two rocket-propelled grenades at the Nogales Port of Entry hidden inside a vehicle headed into Mexico on Dec.

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.

Migrant encounters at the Southwest border soared to record levels under the Biden administration, and migrant deaths rose nearly 400% from 2020-22.

President-elect Donald Trump is gearing up for his inauguration on Jan. 20 and the start of the new administration holds significance for Arizona. Trump has promised to start mass deportations on ...

State and federal agencies should look to connect Mexican wolf recovery to highly suitable areas that scientists identified decades ago and allow northward expansion to allow connections with northern

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