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 ...

I don’t know about you, but although I like reading about electronics in a theoretical sort of way, there’s nothing I enjoy more than the hands-on building of something and then watching that thing ...

Micro LED has become one of the most anticipated display technologies for consumer products in recent years. Using self-emissive LEDs as pixels, the backlight-free displays combine the contrast-rich ...

Donald Trump says he’ll roll back standards for lightbulbs again. Donald Trump says he’ll roll back standards for lightbulbs again. is a senior science reporter covering energy and the environment ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Thom Dunn Thom Dunn is a writer focusing on home heating and cooling. He once ...

The U.S. Department of Energy recently awarded $11.5 million to install light emitting diode lighting in parks, police stations, an airport runway, baseball fields and city buildings to promote energy ...

In need of a simple microcontroller board for your project? Then, an Arduino board might be exactly what you're looking for. This open-source hardware platform comes in a multitude of versions, from ...

The Arduino open-source platform is an excellent way to create your own home and hobby electronics projects from scratch. The logic boards sold under the Arduino brand are receptive to all kinds of ...

David leads the editorial team at CNET. We create expert reviews, articles and video on every aspect of technology, from AI to Zoox. We are thoroughly, proudly human. Expertise A 25-year CNET veteran, ...

New efficiency rules, more than a decade in the making, have taken effect, relegating Edison’s glowing orbs to the history books. By Hiroko Tabuchi Hiroko Tabuchi has reported on the climate toll of ...