Perhaps nowhere on the globe are these two waves of migration converging more starkly than in Mexico City, a vast urban ...

Amid trade tensions and high policy uncertainty, the path forward will be determined by how challenges are confronted and ...

Imagine a world where every night, under the cloak of darkness, billions of creatures begin a silent journey upward from the ...

As the number of displaced people worldwide surged and conservative views took root, Francis never stopped standing up for ...

Scientists have recently mapped the painted lady butterfly's annual flight from equatorial Africa to northern Europe and back ...

For years, millions of people traveled through Central America north to the United States. Now that flow is changing ...

Tracking global migration has long been hampered by poor, outdated data. Now researchers have harnessed social media data to ...

These estimates, drawn from the location data of three billion Facebook users, provide a view of human migration in ...