In a nutshell Scientists temporarily reversed feather evolution in chickens by blocking a key developmental pathway, causing ...

These small feathers on top of birds’ wings lay flat during normal flight but flare up in turbulence during landing. By attaching flexible plastic strips – “covert flaps” – to the top of ...

Roxie Laybourne, a Smithsonian bird expert, invented the science of using feathers to solve bird-related mysteries. On the Sidedoor podcast episode "The Feather Detective," we revisit some of Roxie's ...