Ice on an aircraft’s surfaces can be a hazard: it increases drag and fuel consumption, disrupts aerodynamic flows, and decreases lift, impairing an aircraft’s ability to fly safely. Researchers at the ...

As the angle of attack is increased on a high-performance airfoil, a small amount of separation occurs near the leading edge. This separation causes the boundary layer to transition from laminar to ...

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Fifty years ago, an aircraft hangar at Ohio's Lewis Research Center (now Glenn) changed markings, from NACA to NASA. But aeronautical research continues at NASA centers to this day. NASA Glenn ...