Why Do Wind Turbines Have Three Blades? Why not two? Or five?...

kottke.org September 24, 2025 By Jason Kottke
Why Do Wind Turbines Have Three Blades? Why not two? Or five? Or eight? Turns out that three is sort of a Goldilocks sweet spot for blade count due to physics, engineering, and aesthetic reasons.

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Why Do Wind Turbines Have Three Blades? Why not two? Or five? Or eight? Turns out that three is sort of a Goldilocks sweet spot for blade count due to physics, engineering, and aesthetic reasons.

💬 Join the discussion on kottke.org

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Published on September 24, 2025 by Jason Kottke

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