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Lehigh University

  • The secret to owls' quiet flight lies in a layer of down on their wings
    Science
    Owl feathers pass their wisdom on to wind turbines
    ​Owls are known for their near-silent flight, which allows them to swoop down on prey unheard. Wind turbines, though, are often accused of being too noisy. Scientists are addressing the one situation with the other, by copying the structure of owl feathers to make turbine blades more quiet.