No matter how good a 3D printer gets, you’re always going to have visible print layers. Even with very high-quality prints with sub-0.1mm layer height, getting a shiny and smooth finish of injection ...

Many high-quality parts produced on 3D printers can be sanded by hand to eliminate layer lines and produce a smooth finish. There’s a misconception that 3D printing cannot make the kind of smooth and ...

With the goal of mimicking the mechanical properties of soft tissue, bioengineers William R. Wagner and Michael S. Sacks of the University of Pittsburgh have fashioned an inexpensive polymer, ...