Efforts to build larger wind turbines able to capture more energy from the air are stymied by the weight of blades. A Case Western Reserve University researcher has built a prototype blade that is substantially lighter and ...
Engineering
Aug 30, 2011
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(AP) -- The pilot eased his five-ton helicopter toward the glacier's rumpled surface, aiming for the lightest of setdowns atop one of the fastest-flowing ice streams on Earth.
Earth Sciences
Aug 15, 2011
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In collaboration with Hong Kong Aero Engine Services Ltd (HAESL), engineers from PolyU’s Industrial Centre (IC) have achieved a breakthrough in aero engine maintenance. By applying mathematics-based software developed ...
Energy & Green Tech
Aug 4, 2011
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A new source of very cold electrons will improve the quality and speed of nanoimaging for drug and materials development to a trillionth of a second.
General Physics
Aug 1, 2011
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Solar panels jut out of streetlights in China's self-proclaimed Clean Energy City. Tiny wind turbines twirl atop public buildings. Schools are due to teach students about "green living."
Energy & Green Tech
Jun 22, 2011
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(PhysOrg.com) -- University of Adelaide acoustics researchers are investigating the causes of wind turbine noise with the aim of making them quieter and solving 'wind turbine syndrome'.
Engineering
Jun 1, 2011
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Engineers at NASA's Marshall Space Flight Center gave a key component of the J-2X engine a brisk workout to ensure it can withstand its extreme operating environment. The engine's fuel turbopump first stage nozzle passed ...
Space Exploration
May 16, 2011
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(PhysOrg.com) -- Like a fish paddles its pectoral fins to swim through water, flying insects use the same physics laws to "paddle" through the air, say Cornell physicists.
General Physics
May 3, 2011
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A flexible, controllable trailing edge for wind turbine blades has shown that it can reduce the loads on the turbine and in the end provide cheaper electricity from wind power.
Engineering
Apr 7, 2011
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Wind turbines are growing bigger and bigger – the diameter of their rotor blades could soon reach 180 meters. But that creates a need for larger test rigs capable of accommodating the blades for load testing. One of ...
Engineering
Apr 1, 2011
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