Before I start talking about this really cool thing called Arduino (Italian for "good friend"), let me say a few things about the fascinating subject of physical computing. Physical computing has been ...

An Arduino is a popular open-source single-board microcontroller. Learn how to program one and let the possibilities take shape.

If you would like to join the Arduino UNO R4 early access program the team is now looking for authors and those that maintain a library or a popular open ...