light scattering

  1. Trailspotter

    Explained: Dark contrails behind bright planes

    From a plane cruising at high altitudes, contrails behind other planes may sometimes appear dark while the planes themselves being sunlit. from http://www.nasa.gov/topics/aeronautics/features/access_fuel.html The modified HU-25 Falcon probes the exhaust contrails from NASA's DC-8 flying...
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