Cobra is pushing golf club design into the future with its latest 3D-printed irons, blending cutting-edge tech with real-world playability. From the sleek KING 3D Printed TOUR models to the ...

A 3D printer printing a cup lit by RGB lighting. - Jakub Zerdzicki/Getty Images 3D printing is in the middle of a transition period from a novelty hobby into a serious home manufacturing solution.