Wind Shear Warning Gear Will Make The Sky A Safer Place

One of an airline pilot's worst nightmares is wind shear. This deadly weather phenomenon occurs when a region of air rapidly cools, becoming heavy enough to plummet earthward like a runaway elevator. When the downdraft nears the ground, the wind spreads out in all directions. A plane flying into one of these "microbursts" encounters--in rapid succession--a strong head wind, a powerful downdraft, and a dangerous tail wind. The combination has been enough to smash dozens of aircraft into the ground, killing hundreds of people.

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