Here at Hackaday we’ve covered a bunch of DIY laser diode projects. And for good reason, they are just cool. We’ve seen people add lasers to their 3D printers, stick one in a milling machine, use a ...

Thanks to 3D printing and inexpensive controllers, a robot arm doesn’t need to break the bank anymore. Case in point? [Build Some Stuff] did a good-looking compact arm with servos for under $60. The ...

I just want to flag this one, an arm aimed at students: the Braccio ++ kit, for an introduction to robotics, letting you lift, place, twist objects under digital control… Braccio means arm in Italian, ...