Owl is "fukuro" in Japanese. Where did this word originate? There appear to be several theories. One is that its feathers are "puffed out," or "fukureta" in Japanese. Another is that it had to do ...

Still, the exact mechanism of their operation has yet to be discovered. To study the owl wings, the research team created two three-dimensional (3D) models of the real owl wing. One of the models ...