Researchers in the past have exfiltrated information through air gaps by blinking all sorts of lights from LEDs in keyboards to the main display itself. However, all of these methods all have one ...

As manufacturers equip cars with lots of features and technologies, even dashboard lights can become confusing to navigate. Plus, different car makers can put their own spin on these indicators, ...

If you’re working with 3.3V or 5V circuits, it’s easy for you to throw on a power or status LED here or there. [Tom Gralewicz] has found himself in a pickle, though, often working on projects with ...

Lights play many important roles in the factory—from indicating machine status to allowing workers to see fine details during inspections. Traditionally, industrial lighting has been divided into two ...

It turns out there's a precise science to indicator timing in cars. Here's our deep dive to find out whether or not they all blink at the same speed. Do all car indicators blink at the same rate?