University of Minnesota Sep 25 2025 Researchers at the University of Minnesota Twin Cities have successfully 3D printed lifelike human tissue structures that can be used for medical training for surgeons and doctors. The study was recently published in  Science Advances , a peer-reviewed scientific journal. Previous methods have made stiff, simple tissues, but this new technique can mimic the complex, directional strength and stretchiness found in real tissues like skin or other organs. In this