It’s a massive, crucial, and old stretch of I-40 that needs a lot of work. A new report outlined the biggest fixes the New Mexico Department of Transportation thinks should be made from Albuquerque to the Arizona state line.

Arizona is gearing up for a potential legal showdown to safeguard its water rights amid growing tensions over the Colorado River's dwindling supply.

The search for a missing elderly man from Phoenix has gone cold. His family is now expecting the worst and want answers on his disappearance at a New Mexico state park.

Firefighters are battling a wildfire reported Tuesday afternoon on the Navajo Nation near the New Mexico-Arizona state line.

Many of President Donald Trump's executive orders and administration policies will directly affect on Arizonans' lives. Here's a rundown of Week 1.

Mexican long-nosed bats have been identified in southeastern Arizona through citizen scientist efforts and innovative DNA technology.

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

As she travels her sprawling House district that stretches from the Rio Grande to the Arizona border, Gail Armstrong is equally at home talking about heifers and filibusters. The first woman to be elected as New Mexico House Republican leader in state history grew up on a ranch between Datil and Pie Town.

The endangered Mexican long-nosed bat has been discovered in Arizona via the utilization of citizen science from residents in southeastern Arizona.

Snow will continue to impact Arizona primarily through the day Tuesday, but as we head overnight into Wednesday, the precipitation intensifies and expands in coverage.

New U.S. tariffs on Mexican imports could spark a trade war if Mexico retaliates with tariffs on U.S. goods, which could hurt Arizona's overall economy, experts say. Mexico is Arizona's biggest ...

The appointment of Maria Elena Cruz broadens the racial, geographic and political diversity of the seven-member, Republican-dominated court.