The Lyrid meteor shower peaks overnight on April 21-22.

Flash Bee is an easy-to-make DIY handheld lightning detector based on an ESP32-C3 board, a round display, and AMS AS3935 ...

Description: Using an Arduino or a micro controller, we can generate cool-looking patterns with an led strip containing addressable LEDs. In this case, I'm using an Arduino uno (clone board) and a ...

Measuring the speed of a rotating object is a common requirement. Knowing the speed of table and ceiling fans, as well as ...

Think about how easily you recognize a friend in a dimly lit room. Your eyes capture light, while your brain filters out ...

Description: $2 for 10pcs PCBs (24 hours turnaround time) Making a good lighting system for your rc projects is not ...

RyzoBee today announced that its Root Series is planned to launch on Kickstarter in Q2 2026 for the North American and European markets ...

We’ll admit it: sometimes we overthink things. We imagine some of you are the same way; there seems to be something in the hacker mentality that drives us to occasionally over-engineer ideas to the ...

Abstract: This paper investigates LED bulb dimming technology, specifically focusing on leading-edge phase control methodology. A hardware circuit was designed and implemented to evaluate the ...

Facing intensifying competition in the traditional LED lighting market, Incheon-based Korea Lighting is repositioning itself as a supplier of bio-optical semiconductor solutions, targeting high-value ...

A new light-driven cancer therapy uses LEDs and tin nanoflakes to kill tumors safely and affordably. Developed by teams in Texas and Portugal, it eliminates up to 92% of skin cancer cells without ...

Our expert staff answers frequently asked questions in their areas of expertise and defines common terms so you can be a smarter shopper. Read more here. Red LED face masks have dominated the ...