How scientists turned a flag into a loudspeaker

How scientists turned a flag into a loudspeaker 05/23/2017 02:18 PM EDT A paper-thin, flexible device created at Michigan State University not only can generate energy from human motion, it can act as a loudspeaker and microphone as well, nanotechnology researchers report in Nature Communications. Full story at http://msutoday.msu.edu/news/2017/how-scientists-turned-a-flag-into-a-loudspeaker/?utm_campaign=media-pitch&utm_medium=email Source Michigan State University This is an NSF News From the Field item.   Follow NSF:  This email was sent using GovDelivery, on behalf of: National Science Foundation Update · 4201 Wilson Boulevard · Arlington, VA 22230 · 703-292-5111