Ultrathin membrane makes plane cabins 100x quieter

While air travel is quicker and safer than driving, it's also louder. The continuous low-frequency drone of the engines is why some people invest in noise-canceling headphones. To help reduce that non-stop hum, researchers at North Carolina State Uni...

via Engadget RSS Feed http://www.engadget.com/2015/04/27/airplane-sound-membrane/?ncid=rss_truncated

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