NASA's aircraft modifications make planes 70 percent quieter

Engadget -------- While NASA's research often makes headlines for advancements that could facilitate space exploration -- like, say, more portable nuclear reactors or X-ray navigation -- it also looks into tech to help us here on Earth, too. The agency just completed a series of flights testing out new airframe components that could reduce the noise they generate when landing by over 70 percent. That could mean quieter airports and happier communities surrounding them, and consequently fewer noise complaints to the FAA. To learn more click on the picture below to read the article.