3D printing may be a breakthrough technology, but it isn’t sustainable. Most printers still rely on petroleum-based plastics, while greener alternatives are too brittle to use in parts that need ...

3D printing has come a long way since its invention in 1983 by Chuck Hull, who pioneered stereolithography, a technique that solidifies liquid resin into solid objects using ultraviolet lasers.

To explore possible treatments for various diseases, either animal models or human cell cultures are usually used first; however, animal models do not always mimic human diseases well, and cultures ...