Anyone who has ever snapped a chain or a crank knows how much torque a bicycle’s power train has to absorb on a daily basis; it’s really more than one might naively expect. For that reason, [Well Done ...

Houston oilfield service company Baker Hughes is joining the ranks of manufacturers using spare or idled 3D printers to make protective gear to for health care workers on the front lines of the ...

A giant, high-speed 3D printer is producing large, ultra-strong steel components and weapons for the US Army. It may also have non-military uses. The prototype printer, commissioned from 3D Systems in ...

3D printed gearboxes are great for experimental designs, but due to roughness and inaccuracies in the printed surfaces, they can wear quickly and be rather noisy. As a possible alternative, [Resetman] ...