Proof you can be propelled down-wind; FASTER Than the Wind

"Directly downwind faster than the wind" (DDWFTTW): An idea that 99 percent of people declare impossible. Ninety-nine percent of the rest can’t figure out how it’s done.

Rick knew sailboats can sail faster than the wind, but can they do well enough to beat the wind to a destination directly downwind? It would seem obvious it is not possible, but Rick knew things aren’t always as they seem. He did a quick vector analysis and convinced himself it should be possible.

More: "A Long, Strange Trip Downwind Faster Than the Wind" http://www.wired.com/autopia/2010/08/ddwfttw/all/1

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