Three-axis 3D printing has been with us long enough that everybody knows the limitations, but so far, adding extra axes has been very much a niche endeavor. [Daniel] at Fractal Robotics wants to ...

One of the continuing struggles with FDM printing is making sure that parts that should fit together actually do. While adding significant tolerance between parts is an option, often you want to ...

SCHOFIELD BARRACKS, Hawaii —A propeller blade that would take 18 months to replace. Parts for an expandable office that would cost hundreds of dollars to buy. A howitzer bracket that is unavailable at ...