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Reducing fuel waste: good for the environment and the bottom line
2019 December 7 If aircraft can copy the way geese fly, they will save fuel
It is a familiar idea. Evolution blundered across it millions of years ago, and it explains why skeins of geese, swans and so on adopt a V-shaped formation when flying in groups. Vortices of air shed from the tips of a bird’s wings represent wasted effort. But that effort can be captured as lift by another bird trailing at the correct distance and angle. more
