A jaguar first caught on camera in 2023 has been spotted again in southern Arizona, but wildlife advocates worry that border ...

The new images were captured by cameras maintained by the University of Arizona and a team of citizen scientists.

New York Times reporters documented how fentanyl was concealed by Mexico’s most powerful criminal syndicate, which is ...

Since 1917, the American Friends Service Committee has been working for peace and social justice. The Quaker-founded ...

The new images were captured by cameras maintained by the University of Arizona and a team of citizen scientists.

The sounds of construction cut through this rural section of the border on Wednesday as crews put segments of new, taller ...

Mexico is launching a new border security unit in the state of Sonora, which officials say is the first of its kind in the ...

A border wall "modifies the whole ecosystem around that community," Dr. Ganesh Marín, a biologist who studies wildlife ...

The military has designated a new National Defense Area in Yuma, Arizona, the fourth along the U.S.-Mexico border.

Police in Juarez, Mexico, report finding a man on a bicycle with a cache of a dozen pieces or more of U.S. border wall.

Border chronicler Morgan Smith secures permission to meet the Border Patrol agents that utilize the Stryker vehicle.