News tagged with helicopters

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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Vela Pulsar

(Phys.org)—This movie from NASA's Chandra X-ray Observatory shows a fast moving jet of particles produced by a rapidly rotating neutron star, and may provide new insight into the nature of some of the densest ...

dateJan 08, 2013 in Astronomy
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Study identifies four family cultures in America

(Phys.org)—Four types of family cultures – the Faithful, the Engaged Progressives, the Detached and the American Dreamers – are molding the next generation of Americans, a three-year study by the University of Virginia's ...

dateNov 16, 2012 in Social Sciences
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Autonomous robotic plane flies indoors (w/ Video)

For decades, academic and industry researchers have been working on control algorithms for autonomous helicopters — robotic helicopters that pilot themselves, rather than requiring remote human guidance. Dozens of research ...

dateAug 10, 2012 in Engineering
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China denies using stolen US copter technology

(AP) — Allegations that China used stolen U.S. technology to develop a modern military attack helicopter were "severe deviations" from the facts, the Chinese Defense Ministry said Thursday.

dateJul 26, 2012 in Other
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UTC exported software used in Chinese helicopter

(AP) — A division of United Technologies Corp. pleaded guilty on Thursday to crimes related to the illegal export of software that U.S. officials say was used by China to develop the country's first modern military attack ...

dateJun 28, 2012 in Business
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