Arduino test code is run to see if the sensors are working properly, with built-in LED flashing when the sensor is triggered, and turning off when the sensor is released. The testing of the keys ...

Abstract: The main goal of this paper is to propose a simple and low-cost microcontroller-based laser communication link. To demonstrate that laser communication is a viable and efficient means for ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Kaitlyn Wells and Ben Keough Printers are annoying. All of them. But if you ...

Choosing between hairless skin and full-on fuzz comes down to personal preference. But if you’re on the hairless side of the fence and also have an abundance of melanin, the best laser hair removal ...

Prototype quantum photonic-dimer laser uses entanglement to bind photons and deliver a powerful beam of concentrated light that can shine through adverse weather like thick fog. When you purchase ...

If you're developing a wrist watch, a small light-following robot, or a portable weather station with Arduino, one of the best boards you can use is the Nano, and for good reason. It's pretty compact, ...

After decades of research and development, the U.S. military is officially using laser weapons in combat zones overseas. The U.S. Army recently disclosed that the service had not only deployed a pair ...

Learning electronics? Then, chances are you already know what an Arduino is, or at the very least, you've heard of it. After all, it's among the most popular electronics platforms available in the ...

There may not be a fountain of youth, but laser treatments may be the next best thing. The category has seen its fair share of advancements and innovation over the last few decades. Now, there are ...