Looking somewhat like a giant reed gently swaying in the wind, the new Vortexbladeless wind-driven generator prototype produces electricity with very few moving parts, on avery small footprint, and in ...

Although current climate models brand wind energy as “sustainable energy,” contemporary wind turbine design does not favor wide scale proliferation. Simply put, turbines are extremely noisy, massive, ...

(Phys.org)—An airplane's vortex generators, which look like small fins on its surface, improve the plane's aerodynamics similar to the way in which the dimples on a golf ball improve the ball's ...

Lufthansa has taken delivery of its first Airbus A320 with vortex generators, which will reduce the noise produced by aircraft during its final approach by up to two decibels. Lufthansa said it is the ...

What’s a Red Bull Air Race plane’s stall speed? Red Bull Air Race technical director Jim Reed explains how speed and angle of attack affect lift on a hot lap ...

It doesn’t surprise pilot and inventor Peter Ireland that potential customers are quick to write off his hybrid laminar flow device as smoke and mirrors. He, too, was a skeptic until the impact of his ...