Lead-flapping objects experience less wind resistance than their trailing counterparts

It is commonly known that racing cars and bicyclists can reduce air resistance by following closely behind a leader, but researchers from New York University and Cornell University have found the opposite is true with flapping objects, such as flags.

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<p><a href="http://www.physorg.com/news145543783.html">Lead-flapping objects experience less wind resistance than their trailing counterparts</a></p> <p>It is commonly known that racing cars and bicyclists can reduce air resistance by following closely behind a leader, but researchers from New York University and Cornell University have found the opposite is true with flapping objects, such as flags.</p>