Artist and University of Arizona professor David Taylor has been observing the U.S.-Mexico border for more than 20 years. He ...

Almost 900 head of cattle crossed the border into the U.S. from Agua Prieta, Mexico, at 3:50 p.m. on Monday at the Douglas (Arizona) Port of Entry, Mexican officials announced. It was the first such ...

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

Migrant encounters at the U.S.-Mexico border have decreased significantly under President Trump's second term. While the border has quieted, concerns remain about asylum seekers' access to legal ...

North America’s largest and most urban double-crested cormorant colony shows how people can share space with an unfairly ...