News tagged with aerodynamic forces

Bats use weighty wings to land upside down

Compared to birds and insects, bats have heavy wings for their body size. Those comparatively cumbersome flappers might seem a detriment to maneuverability, but new research shows that bats' extra wing mass makes possible ...

dateNov 16, 2015 in Plants & Animals
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Smart helicopter thanks to active rotor blades

Active systems in helicopter rotor blades can adapt the blades' aerodynamic properties to local airflow conditions. The use of such systems leads to lower fuel consumption, increased maximum speed and reduced noise and vibration. ...

dateMar 06, 2013 in Engineering
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Researchers build robotic bat wing (w/ video)

The strong, flapping flight of bats offers great possibilities for the design of small aircraft, among other applications. By building a robotic bat wing, Brown researchers have uncovered flight secrets of real bats: the ...

dateFeb 21, 2013 in Robotics
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