[Packy] has shared a link to a 3D-printable face shield that, unlike some designs floating around, is actually approved by the National Institute of Health in the USA. The shield consists of a 3D ...

Our friend [Garrett Mace] from macetech has finished a prototype of a new shield which allows the Arduino (or any other microcontroller with I2C) to add 64 digital I/O pins using only 2 of the ...