Electronic tattoos: soon to be a reality?

[gallery]Temporary tattoos may soon be more than a futuristic idea. Scientists from the University of Illinois at Urbana-Champaign, Northwestern University, Tufts University, the Institute of High Performance Computing in Singapore, and Dalian University of Technology in China, are collaborating on ultrathin, self-adhesive electronics that can be worn like a skin tattoo. The skin "stamp" could monitor heart rate, brain waves, and muscle activity without bulky equipment, conductive fluids, or messy glues. Perhaps now we can realize Lucy McRae's SkinTiles done a few years ago for Philips Design.

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