@digitag tweets related to: Technology Review, Battery, Bionic, Ear, Hint

Today's 3-D printers can generally only build things out of one type of material-usually a plastic or, in certain expensive industrial versions of the machines, a metal. They can't build objects with electronic, optical, or any kind of functions that require the integration of multiple materials.
Andrea Graziano Twitter

A Battery and a "Bionic" Ear: a Hint of 3-D Printing's Promise | MIT Technology Review http://www.technologyreview.com/news/516561/a-battery-and-a-bionic-ear-a-hint-of-3-d-printings-promise/ #3dprint #nanotech

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