This engineer doesn’t use nail polish, but his wife does. And he deals with plenty of PCBs. What do these things have in ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Rory Evans Rory Evans is a writer focused on skin-care and beauty products.

Photoshop cc 2017 tutorial showing how to create the look of a huge display sign of retro, led lights of text and graphics like you may have seen in the past of enormous screens in sports arenas and ...

A team of physicists at the University of Oldenburg has demonstrated an ultra-fast switching process that could be used in optical components in the future. The researchers developed a light switch ...

I'm a Fitness & Nutrition writer for CNET who enjoys reviewing the latest fitness gadgets, testing out activewear and sneakers, as well as debunking wellness/fitness myths. In my free time I enjoy ...

This project demonstrates a low-cost intelligent traffic signal system using Arduino and ultrasonic sensors to reduce congestion caused by fixed-timer traffic lights. Four HC-SR04 sensors detect ...

If you purchase an independently reviewed product or service through a link on our website, Rolling Stone may receive an affiliate commission. While there have been amazing strides in the plastic ...

Abstract: We have developed an analytical model to determine the current gain of heterojunction bipolar light-emitting transistors (HBLETs) with multiple-quantum-wells (MQWs) inserted into the base of ...

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 ...

Let’s say you want to blink an LED. You might grab an Arduino and run the Blink sketch, or you might lace up a few components to a 555. But you needn’t go so fancy! [The Design Graveyard] explains how ...