A musician plays a 3D-printed guitar that started as a nylon powder, which is then hardened by a laser and melted into shape.  Photo 5 of 10 in Exploring the Future of 3D Printing: Day 1 by Erika Heet

Exploring the Future of 3D Printing: Day 1

5 of 10

A musician plays a 3D-printed guitar that started as a nylon powder, which is then hardened by a laser and melted into shape.