3-D Printer Makes A Bionic Ear

3-D Printer Makes A Bionic Ear : Discovery News: "hree-dimensional printing has been used to make a jawbone, a functioning bladder, as well as a model kidney, and there have been successful experiments in printing tissue such as skin cells for burn treatments and even the external part of an ear. Now scientists at Princeton University have, for the first time, printed not only the tissue for an ear but also the electronic components that would make an artificial sensory organ work."