3-D Printing | St. Louis Public Radio

3-D Printing

At hundreds of libraries across the U.S., 3-D printers can sometimes be heard whirring in the background, part of an effort to encourage interest in the new technology and foster DIY "maker spaces."

In some libraries, officials have begun to set restrictions on the 3-D printers amid concerns about how they'll be used.

At the University City Public Library in St. Louis, Patrick Wall recently printed a green plastic sword from the game Minecraft.

A model of the heart of a patient with complex congenital heart disease, created at St. Louis University.
Dr. Wilson King

The development of 3-D printers, which use computer designs to create solid objects, are revolutionizing the way engineers make prototypes, models and even some consumer goods. The practical applications for the health-care industry are huge — and they’re starting to happen in St. Louis.

This article first appeared in the St. Louis Beacon: As dozens gather in the gritty workshop area at Arch Reactor on South Jefferson, a tiny plastic yellow pyramid, perhaps an inch tall, is growing. Rising a millimeter at a time, it grows almost imperceptibly with each pass of a precisely controlled print head.

Meanwhile, Chris Fox talks a bit about the dream he has of a new, 3D printed world.