New “living” tattoos are made with a 3D printer, respond to changes in the environment

(Natural News) If you like body art, but you aren’t quite committed to having a tattoo, this may be the next best thing: Engineers from the Massachusetts Institute of Technology (MIT) have developed a 3-D printing technique that uses ink from “genetically programmed living cells” to create temporary “living tattoos.” These tattoos can be attached…

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