Wind power is one of the most promising sources of renewable energy, yet most often its presence is felt only on the industrial scale, in large wind farms connected to the power grid. How great would ...

As unconventional wind turbines go, the flapping machine introduced by Tunisian company Tyer Wind is on the far edge of quirky. Employing dual oscillating blades that mimic the figure-8 motion of the ...

Back in 2011, Festo created a natural-flight mimicking bionic seagull with flapping wings dubbed SmartBird. The company is now looking to apply similar principles in order to convert wind power into ...