The sensor continuously sends out infrared light and measures how much of that light is reflected. When a reflective object is within its set detection range, it returns a low signal. The Arduino ...

Julia Lopez Ramirez can't explain where she gets her power. Some people say it's because she rode motor bikes as a kid, giving her strong forearms. Others say the power comes from her legs. "I've been ...

There are few beauty devices as popular as LED face masks right now. With versions that offer red light therapy (and in some cases, near-infrared and blue light modes), these devices promote a host of ...

QLED and regular LED TVs are some of the most common TV technologies. While they are very similar in many ways, their main differences means their overall performance tends to be quite different.

Both LCD TVs and LED TVs have been on the market for many years. TV-size LCDs gained popularity in the mid-2000s, while LED TVs followed a few years later. The marketing departments for many companies ...

LED headlights are very popular these days, but are they more or less efficient than other types of headlights such as halogen and HID Xenon headlights? Here's our full explainer video! Bondi Makes ...

New "big, beautiful bill" proposed as deficit soars under Trump Ukraine’s new defense chief reveals 200,000 soldiers have gone AWOL and 2 million are dodging draft Why Elon Musk says saving for ...

Battery Health Monitor A compact device for monitoring the State of Health (SoH) and State of Charge (SoC) of lithium batteries. It uses the BQ27441 fuel gauge IC and BQ24075 charger IC, along with an ...

This paper describes the development and implementation of a control system for a direct current (DC) motor using the Arduino Uno microcontroller, based on the speed and direction control of the motor ...

This article is a part of CNN Underscored’s Guide to Age-Defying Beauty, a weeklong focus on the essential products, tips and tricks to enhance your glow at any age. We’ll be featuring editor-tested ...