Hair on Demand: Researchers Create 3D-Printed Fur

3D printers aren't just for making small, rigid, plastic models — now, these figurines can have long, flowing, 3D-printed locks. "Although it is the same material, you can vary its stiffness from something like a toothbrush bristle to synthetic hair or fur," said study lead author Jifei Ou, a graduate student in the Tangible Media Group at the Massachusetts Institute of Technology. "The goal of Cilllia is not to replicate hair, but to look at the functionality of hair," Ou told Live Scienc