We know that measuring the speed of light with an Arduino is possible. It’s just that the implementation is hard. [Udo] hit upon the idea of pulsing a laser pointer and measuring the time of the ...

Here is a simple Arduino Camping Light project. In this design, only one push button switch is used to control the light output (from a bunch of white LEDs) between off, dim, medium, and full ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. People use ugly sweater parties as opportunities to get creative ...

Arduino is an open-source electronics prototyping platform based on flexible, easy-to-use hardware and software. Anyone interested in creating interactive objects can “play” with Arduino! Described ...

Pi Time is a psychedelic clock made out of fabric and Neopixels, controlled by an Arduino UNO. The clock started out as a quilted Pi symbol. [Chris and Jessica] wanted to make something more around ...

This week I will outline a project for Halloween that uses the Arduino and a light to create a glowing effect inside a pumpkin. I use artificial pumpkins for projects like this so I can reuse them in ...

With the holiday season fast approaching it might be time to invest in a new set of fairy lights to decorate your home or office. But why settle for boring off-the-shelf lights when you could be using ...

We'll freely admit to having a love / hate relationship with Christmas lights and decorations. The sheer gaudiness of it all often turns our "bah humbug" nature inside out, revealing the awe struck ...

Riding a bicycle at night is a bit dangerous, but electronics blogger Jenna DeBoisblanc shows off how to build a system that includes turn signals, a strobe light, speedometer, and brake lights to ...