Scientists are getting closer to 3D printing you a new ear if you lose one

3D printing has helped us make plastic knick knacks, phone cases, action figures and braces for broken arms. And now it can help make you a new ear. Researchers from Wake Forest Institute for Regenerative Medicine published a study in the peer-reviewed journal Nature Biotechnology detailing a new 3D printer that can build biocompatible tissues for use in transplants, including muscle, cartilage, bone and an entire human ear Don't start getting reckless with your vegetable chopping yet though, th...