Lift Doesn't Suck

Why does an airplane wing produce lift? It's neither wing curvature nor the difference in path length of air passing over and under the airfoil. And despite what you may have been taught, it has much less to do with Bernoulli and suction than it does Newton and circulation. With the help of some vivid word-pictures that involve mashed potatoes, dust motes, ocean waves, cranes, screen door closers and suction cups plus some animated graphics Roger Long demystifies lift, and even explains such arcane notions as ground effect and the boundary layer.

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