Birds have inspired human flight for centuries, but Shabnam Raayai thinks they can also offer lessons in reducing energy consumption. A fellow at the Rowland Institute at Harvard, Raayai works to ...

Soaring birds—like osprey, eagles, falcons, even vultures—can stay aloft in the air seemingly forever, rarely flapping their wings. They glide along rising air currents in a way that has fascinated ...

Galileo discovered the language of nature. Einstein questioned the color of rainbows. Today's physicists ponder the vertical acceleration and horizontal velocity of an angry bird in flight. Cellphone ...

Ahmed K. Othman, Girguis Sedky, Hannah Wiswell and Aimy Wissa (left to right) equipped the wings of an RC plane with covert-inspired flaps, and flew it at Princeton's Forrestal Campus to prove that ...

An air-filled sac within the birds' lungs is believed to increase the force the birds use to power flight muscles while soaring. Soaring birds -- like osprey, eagles, falcons, even vultures -- can ...