[Jeff Rodriguez] has been busy testing a feasible DIY method for rifling a barrel and has found some success using salt water, a power supply, wire, and 3D printed parts to create the grooves of ...

Makers Justin and his friend Brett have created a fantastic DIY joystick-controlled laser drawing machine powered by an Arduino development board. The framework has been constructed from laser-cut ...

Radiation patterns for antennas can be utterly confusing, especially when presented in two dimensions, as they usually are. Fear not, [Hunter] has your back with 3D printed and color-coded radiation ...