A blast from the Elektor archives: this 1998 battery tester uses a simple LED display to reveal a battery’s true condition ...

In this video, I install LED recessed lights in my workshop, using 32 lights across four light switch circuits. The project also features the installation of crown molding, ceiling trim, corner trim, ...

Discover how to build a simple wireless power transfer system at home using readily available components like enameled copper wire, an LED, a 2N2222A transistor, and a 9V battery. This step-by-step ...

Limit the time your Christmas tree lights are on to six to eight hours, preferably while someone is awake and able to monitor ...

Researchers in Sweden have unveiled a way to create high-performance electronic electrodes using nothing more than visible ...

Baltimore Mayor Brandon Scott is scheduled to preside over the most widely known such event in the area, the annual Inner ...

Microscopic fibers secretly shape how every organ in the body works, yet they’ve been notoriously hard to study—until now. A new imaging technique called ComSLI reveals hidden fiber orientations in ...

HOMEOWNERS are under a strict warning to be vigilant about how they use their Christmas tree lights this holiday season. Many ...

Cell-sized robots can sense temperature, make decisions, and move autonomously using nanowatts of power—no external control ...

Visible light can be used to create electrodes from conductive plastics completely without hazardous chemicals. This is shown ...

Over the past decades, engineers have introduced numerous technologies that rely on light and its underlying characteristics.

This Christmas, an educational platform is organising a fun and immersive STEM workshop for curious young minds ...