Engineers builds Arduino-led game console from a fidget clicker and I want to fidget with it so badly

Arduino test code is run to see if the sensors are working properly, with built-in LED flashing when the sensor is triggered, ...

I’ve had the viral Shark CryoGlow LED Mask for over a year. Here’s why it’s the only one I’ll ever use

The Shark CryoGlow boasts a range of features that differentiate it from other LED masks on the market, from an integrated cooling under-eye treatment to its four preset modes and easy-to-use remote.

Iran’s Digital Surveillance Machine Is Almost Complete

After more than 15 years of draconian measures, culminating in an ongoing internet shutdown, the Iranian regime seems to be ...
IEEE

Secured graphic QR code with infrared watermark

Abstract: The barcode is an important link between real life and the virtual world nowadays. One of the most common barcodes is QR code, which its appearance, black and white modules, is not visually ...