yarn xkcd-com@feeds.twtxt.net "Sail Physics Turning in other directions can be accomplished by using a magnetized centerboard and ocean currents, since a current flowing throu ..."

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Thu, May 15 8:00PM (6w ago)

Sail Physics
Turning in other directions can be accomplished by using a magnetized centerboard and ocean currents, since a current flowing through a magnetic field induces a Laplace force. ⌘ Read more

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