(PhysOrg.com) -- Aerospace engineers at NASA's Ames Research Center are conducting a series of wind tunnel tests to develop technology for future human space exploration. Using a six percent scale Orion model, featuring complex ...
Space Exploration
Jul 20, 2010
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(PhysOrg.com) -- The World Cup is in full swing, complete with an official new soccer ball named Jabulani, meaning "to celebrate" in Zulu. The players, however, aren't exactly celebrating. Instead, many of them are complaining ...
General Physics
Jun 25, 2010
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Every four years, a new official soccer ball is designed for and used during World Cup matches. And every four years, players criticize the new ball.
General Physics
Jun 8, 2010
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(PhysOrg.com) -- "Smooth" and "quiet" are two words not usually associated with a helicopter ride, but NASA is working to change that. A full-size UH-60A Blackhawk helicopter rotor was the subject of tests the agency's Subsonic ...
Engineering
Jun 7, 2010
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(PhysOrg.com) -- The X-51A successfully made the longest supersonic combustion ramjet-powered hypersonic flight to date off the southern California coast on May 26. It was powered by a SJX61-2 that was first validated in ...
Space Exploration
Jun 3, 2010
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(PhysOrg.com) -- Scientists have revealed how the male common snipe 'flies the flag' to get the girl.
Plants & Animals
Apr 28, 2010
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Shake your head as hard as you can for about one minute. That's how aerospace engineer Timothy Wei describes the sport of skeleton. And by the way, within that minute, athletes also travel head-first around sharp corners ...
Other
Feb 23, 2010
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Today's wind turbine blades, which can measure more than 60 metres in length, are subjected to enormous loads, which means that a blade can flex as much as 4-6 metres during strong gusts. However, the blades are also so long ...
Engineering
Feb 22, 2010
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When people speak, sing, or shout, they produce sound by pushing air over their vocal folds -- bits of muscle and tissue that manipulate the air flow and vibrate within it. When someone has polyps or some other problem with ...
General Physics
Nov 23, 2009
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A group of researchers at the City College of New York is developing a new way to generate power for planes and automobiles based on materials known as piezoelectrics, which convert the kinetic energy of motion into electricity. ...
General Physics
Nov 22, 2009
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