John Cornyn, the longtime incumbent, is courting GOP voters and Trump's endorsement in the face of lackluster polling against Ken Paxton.

The New World Screwworm continues to advance north through Mexico, toward the Texas border. Screwworms are parasitic flies that were once devastating to ranchers, since they lay their larvae in the ...

A new poll shows that immigration, which has carried much of the success of Texas Republicans lately, is now the third most ...

The Trump administration has set an Aug. 1 deadline for imposing a 30% tariff on selected goods from Mexico, and the ...

Tackling the big problems facing federal agencies requires collaboration that goes beyond performance metrics to reach a ...

The two neighbors are bound by a 1944 water-sharing treaty. But much of northern Mexico is in the grip of severe drought, and ...

Experts testify that unmanned aircraft need better regulation, as cartels use drones for smuggling and criminals deploy them ...

Air quality alerts are in force for all or part of five American states as smoke blows over from Canadian wildfires.

As climate change drives rising temperatures and changes in rainfall, Mexico and the US are in the middle of a conflict over ...

The DOJ has fired hundreds of employees this year, transforming a federal workforce that enjoys vast powers and responsibility over issues affecting the lives of everyday Americans.

U.S. Customs and Border Protection seized 77 pounds of cocaine worth more than $1 million at a port of entry in Texas, officials said.

Texas Attorney General Ken Paxton is asking a full federal appeals court to reconsider its decision to uphold a ruling that ...