Misha lived her whole life in zoos, but this elephant's teeth are now helping scientists reconstruct wildlife migrations. Geologists show how strontium isotopes found in teeth or tusks reveal where ...

Hummingbirds have been spotted in south Georgia. See when you can expect them further north and check out some tips to help ...

They analyzed samples from 25 migratory birds and also from 30 shellfish in areas where they often eat. Scientists raise ...