29 September 2014
A flight test program is underway on nine commercial aircraft flying regular routes that are carrying sensors to monitor their structural health, alongside their routine maintenance. The flight tests are part of a Federal Aviation Administration certification process that will make the sensors widely available to U.S. airlines.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/-RNyWZBFDnQ/140929123938.htm
