Two centuries of mass migration offers insights into the future of global movements of people World migration ... of quotas in the 1920s follows closely the total European emigration pattern. After ...

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The arctic tern may look small and delicate, but these magnificent sea birds migrate further than any other animal on the planet. In a 30-year lifetime, a single tern can fly the same distance as ...

A panel of four Georgetown University professors called for global solidarity and interdisciplinary action in the wake of shifts in migration patterns at a film screening and discussion series Feb. 5.

Migrating animals have for a long time been tracked by recapturing tagged individuals. More recently, radio-telemetry, which requires an observer to physically follow the tagged animal, has been used.