8 thoughts on “Today in Vorticity.

      1. their page doesn't exactly jump out with a great explanation, but yeah, I could see how it works. Like the low velocity approach, bats would like it more than birds. A turbine blade has to hit a bird, a bat can die just by getting its lungs popped. Bats have dead end lungs like we do. Birds have flow through lungs. Much more efficient.

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