Due to the pressure difference, several small-scale induced vortices are created within the grooves and ultimately develop together into a pair of large-scale induced vortexes with high strength by ...

Airplane plumage might be the next big thing in aviation. Bird wings are contoured with overlapping rows of feathery tufts, spreading out from near the shoulder. These “covert feathers” help birds ...

Scientists show a bionic approach combining features of a seagull's wing with an engineered flow control accessory, known as a Gurney flap, can greatly improve wind turbine performance. To achieve the ...

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 ...