Something subtle has been happening in the skies above North America for decades. The V-formations of geese, the first ...

Migration routes are ingrained in many bird species. This helps them to not only return to known nesting sites, but also to ...

Every spring and fall, something quietly extraordinary happens above our heads. On a single autumn night with favorable winds ...

Large numbers of birds are expected to fly over the D.C. area for their fall migration this week, and they are at risk from light pollution. But you can help by simply flipping some switches. Bird ...

The next few weeks mark the peak of bird migration season, a biannual natural phenomenon when hundreds of millions of birds journey across the continent, primarily at night. Scientists are calling on ...

Tonight, there will be more birds in the sky than there are people in the United States. According to Cornell Lab’s BirdCast, an estimated 373 million winged migrators will continue their journey ...

CU Boulder researchers challenge long-held assumptions about the relationship between bird migration and the process by which new species arise Every year, billions of birds take to the skies, riding ...

Each year, billions of birds take part in migrations that seem almost unbelievable. With the help of instincts, stars, ...

Millions of birds are currently in flight in the U.S., traveling at speeds from 20 to 30 miles per hour, and homeowners can help them travel safely by doing one simple thing at night: turn off the ...

As millions of migratory birds pass through Chicago each spring, volunteers race to rescue injured birds and document deadly ...

Discover 7 incredible bird migrations across the world, from Arctic terns to barn swallows, showcasing nature’s most ...

Millions of Michigan's birds are heading south for the winter and bird watchers can track their annual fall migration flights live. The BirdCast Migration Dashboard, a live migration map provided by ...