Capacitive touch sensors are entirely in the domain of DIY, requiring little more than a carefully-chosen conductive surface ...

3D printing filament monitor “This is my DIY filament holder with an integrated scale for my 3D printer, using arduino, a load cell and an OLED display.

Open source hardware maker unveils Materia 101, a "precision 3D printer." Read the whole story ...

Learn what a 3D printer is, how it works, and how much it costs. 3D printing is helpful for personal use, prototyping and manufacturing.