KITPLANES on MSN
The history of homebuilt gyrocopters
The AutoGyro has come a long way in more than a century of flight. The post The History of Homebuilt Gyrocopters appeared ...
Morning Overview on MSN
Bladeless Tesla turbine turns static into power, and it sounds impossible
A century after Nikola Tesla sketched a turbine with no blades, researchers are now using that same counterintuitive design ...
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