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Sunday, April 26, 2015

Nasa

Image - NASA Completes 1st Green Aviation Tests on Boeing ecoDemonstrator

NASA Completes 1st Green Aviation Tests on Boeing ecoDemonst...

NASA researchers have wrapped up a series of flight experiments with Boeing's ecoDemonstrator 757 airplane, testing technologies designed to reduce fuel consumption and emissions. The first of these tests, the Active Flow Control Enhanced Vertical Tail Flight Experiment, assessed the effect of tiny devices called sweeping jet actuators. Thirty one of these devices were ...
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Image - NASA Scientists Identify Missing Wave near Jupiters Equator

NASA Scientists Identify Missing Wave near Jupiter's Equator

In the clouds of Jupiter, scientists have found evidence of a type of atmospheric wave that had long been proposed but had not been identified in images before now. Researchers consider this kind of wave, called a Kelvin wave, a fundamental part of a planetary atmosphere, so the absence of one on Jupiter has long been a mystery. In Earth’s atmosphere, Kelvin w...
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