Cornell bioengineers and physicians created an artificial ear that looks and acts like a natural one. Bioprinting is a rapidly growing area of research--so far, scientists have also successfully printed noses and stem cells and prosthetics.
The Objet500 Connex3 can build up to 45 colors in one print job. Stratasys is marketing this $330,000 machine to companies looking to carry out small batch productions of products--for example, bike helmets.
Made in Space Deputy Program Manager Matthew Napoli examines a 3D printed piece at Marshall Space Flight Center . The 3D printer, as part of the 3D Print Experiment in coordination with NASA, is scheduled to arrive at the International Space Station (ISS) in 2014.
Mark Forged developed the world's first 3D printer that uses carbon fiber, which is strong and lightweight. The Mark One can print in carbon fiber, fiberglass, nylon, and PLA, and the machine itself is sleek enough to fit on a desk.