Made entirely from 3D-printed components, the prototype excavator demonstrates new, large-scale 3D-printing processes, including new technology for printing metals. IMAGE COURTESY IFPE ...

An Arduino Pro Mini combined with tiny Pololu motor controllers is enough to get the bot rolling, and a Flysky FS-X6B receiver is onboard so the whole thing can be operated with a standard RC ...

While this is fun, it is the combination of 3D printing and Arduino that may bring about the next wave of homegrown innovation. For example, people are combining the two and building their own ...