One of the biggest stories in medical 3D printing from the past few months came out of Northwestern University, where researchers 3D printed a working ovary and implanted it into a mouse, which then successfully became pregnant and gave birth. That was an incredible achievement in itself, and represents a beacon of hope for women suffering from infertility. While the team was developing the 3D printed ovary, however, the study also branched out in another direction, thanks to a fortuitous accident. Learn more at 3DPrint.com: http://3dprint.com/184127/tissue-paper-3d-bioprinting/