Ornithologist Carla Dove explains how the microscopic structure of a bird's feather can help identify the species and at the same time, make air travel safer for humans Can We Predict the Universe ...

After ruling out diet, scientists discover the secret behind blue feathers lies inside how the feathers are made. Gavriel Jecan / Corbis For decades, scientists have known how birds with yellow or ...

But there's more to bird flight than strong wings and hollow bones. One secret lies in their covert feathers—layers of small feathers that cover the wing’s base and shift during tricky ...