This Tiny, Wireless “Neural Dust” Could Monitor Your Body From Deep Inside | Co.Exist

http://www.fastcoexist.com/3062825/this-tiny-wireless-neural-dust-could-monitor-your-body-from-deep-inside

Wireless sensors that are currently about the size of a grain of sand—can be implanted next to nerves and then powered by an ultrasonic patch on the skin.

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