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Why Bill Gates Is Betting Big On Wind Power Startup Airloom: Company's Novel Turbines are More Efficient And Much Smaller Than Traditional Giant Pinwheel Designs
AirLoom’s wind turbines look nothing like the traditional turbine design that resembles a large version of a child's pinwheel-on-a-stick. It features a long oval track with evenly spaced wing ...
Hackaday7y
Custom Cut Pinwheel Makes A Useful HVAC Duct Flow Meter
Everyone is familiar with pinwheels, and few of us haven’t crafted one from a square of paper, a stick, and a pin. Pinwheels are pretty optimized from a design standpoint, and are so cheap and ...