As the U.S. gears up to end a longstanding trade agreement with Mexico on July 14th, a proposed 21% tariff on Mexican ...

LCGC International provides separation science insights, including liquid chromatography (HPLC), gas chromatography (GC), and ...

The price of tomatoes could rise if a tariff on imports from Mexico goes into effect next week. The Trump administration ...

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

Border Patrol agents walk to the exit of the Grand Avenue Tunnel in downtown Nogales, Ariz., in 2007. The floodwater drainage system under the busy U.S.-Mexico border crossing will be studied to ...

President Trump's promise to stem the flow of migrants across the border seems fulfilled: Fewer migrants are crossing and ...

Trade stakeholders in Arizona and Texas urge the Trump administration to maintain the Tomato Suspension Agreement between the U.S. and Mexico.

The controversial program for asylum seekers known as "Remain in Mexico" is now in place in Nogales, federal officials said. The first asylum seekers in Nogales to be processed through the program ...

A new stretch of border wall will soon be built through the San Rafael Valley, southeast Arizona's last major open space for ...

A tariff on Mexican tomatoes is set to take effect on July 14 when the U.S. withdraws from a long-standing agreement with ...

Alexis Simon, a 14-year-old student at Nogales High School, is now headed to nationals after she qualified in the USATF ...

The mayor of the border city of Nogales in Sonora, Mexico, Juan Francisco Gim Nogales, discusses the reality of how Trump's deportation plans have affected his community.