I have never duly appreciated how lift is as critical to sailing upwind as it is to flying upgravity.http://www.physicsforarchitects.com/Sailing_against_the_wind.php …
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Replying to @tophtucker
@DanielleFong recently discovered wings don't have "lift" but instead rest on pressured air. Wonder if physics of sails same?2 replies 0 retweets 0 likes
Replying to @kcfaul @tophtucker
but yes the physics of sails is very similar
10:14 PM - 15 Jun 2016
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