How impressive is this? It's how to build what is described as a fully-functional microscope using Arduinos and a Raspberry Pi. There's also LEGO and 3D printing in the mix. It's the Gadget Master ...
In context: 3D printing is slowly becoming mainstream, having moved beyond functional prototyping, rapid tooling, trinkets, and toys. We have already seen people use 3D printers to create fashion ...