He points out that while 3D-printed gun parts can be built to kill people, zip guns (homemade firearms built from crude materials) have been around for decades and are arguably more deadly.

Ghost gun printing is surging, but AI screening and microscopic toolmarks are helping slow untraceable firearm production.

Consumer Aug 28, 2018 Judge halts release of 3D-printed gun blueprints hours before they were to be released ...

The battle over the blueprints started in 2013, when Cody Wilson, the founder of Defense Distributed, made the first fully 3D printed pistol and posted the design files online.

Hatsushima Station in Japan will be 3D-printed in just six hours, made with reenforced concrete by West Japan Railway Company, JR West Innovations, and Serendix.

In Arida, Japan, a Japanese architectural firm and 3D-printed house manufacturer partnered with JR-West, a railway network, to build what they claim is the world’s first 3D-printed train station.

Starting Aug. 1, Americans will be able to download untraceable plastic 3D-printed guns. It follows a long legal battle between a self-described anarchist and the State Department. "The Liberator ...

World U.S. judge blocks release of 3D-printed gun blueprints Texas gun company had reached settlement with federal government in June to allow downloads ...

Facebook will allow some users to promote blueprints for 3D printed firearms on its services, potentially opening the door to sales of untraceable "ghost guns" using Facebook and Instagram.

Thanks to the settlement, Defense Distributed now says it plans re-upload the blueprints for 3D-printed guns on Aug. 1, when the company says the, “age of the downloadable gun formally begins.” ...

A version of this article appears in print on April 13, 2025, Section A, Page 8 of the New York edition with the headline: As Japan’s Commuters Slept, a 3D-Printed Train Station Rose in 6 Hours.

Tech Aug 27, 2018 Advertisement Judge halts release of 3D-printed gun blueprints hours before they were to be released ...