From 3D movie screens to augmented-reality devices, many modern technologies rely on our ability to manipulate light. Doing ...

People are buying helmets, face masks, vests and beds that emit long-wavelength light. Beneath the hype, there is some ...

In this video, I created a blood oximeter by using the MAX30105 particle sensor to figure out the changes in color of passing ...

Discover how to build a magnetic repulsion motor capable of lighting LED bulbs using only magnets and basic components. This ...

Tired of building the same old Arduino projects like blinking LEDs, temperature monitors, and line-following robots? Now it’s ...

Testing for failure with a multimeter is only partially effective, whereas a dedicated optocoupler testing circuit provides ...

“Until we get equality in education, we won’t have an equal society.” Spoken by Sonia Sotomayor, associate justice of the U.S. Supreme Court, the words echo sharply across regions of the world where ...

This system uses a colour-changing LED (RGB LED/tri-colour LED) that switches to a new colour every 5 seconds. Simultaneously, the colour name is displayed on an OLED mini screen (SSD1306). This ...

Youth ages 10-14 are invited by the EDC in partnership with the Funhouse Commons on Orcas to participate in Arduino coding. The course is an after-school introductory series designed to teach the ...

Easy-to-use: BlinkLED provides a straightforward interface for controlling LEDs connected to an Arduino board. With just a few lines of code, you can create captivating light patterns and customize ...