It is never too early to start making, as one 12-year-old tinkerer has proved this week by releasing details of a 3D printer they have created using a LEGO Mindstorms EV3 kit and a low-cost 3D ...

I’m not sure which hobbyist group is more creative—the people who build custom RC cars, or the ones that carefully craft every tiny detail into their stationary models. Whichever it might be, I think ...