In this video I'll be showing you how you can control the contrast and the back light brightness of a 1602 LCD display with just the Arduino. The contrast is typically adjusted with a variable ...

The Arduino is a great way for hobbyists and pros alike to experiment with programmable objects, but it can be confusing for beginners without these tools.

In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

TCL has been making smartphones and tablets at an impressive clip for years. While most companies have focused on foldable display tech — and TCL has dabbled — the focus has been on its NXTPAPER ...

Recently, ‘Liquid crystal display (LCD) vs. organic light-emitting diode (OLED) display: who wins?’ has become a topic of heated debate. In this review, we perform a systematic and comparative study ...

Sometimes you really need to know what the weather is doing, but you don’t want to look at your phone. For times like those, ...

If you need flexibility with your cash, easy-access savings accounts are a good place to start. These accounts typically offer top savings rates while allowing you to make penalty-free withdrawals, ...

For today’s podcast Elliot Williams is joined by Jenny List, and we’re pushing the limits of mobile connectivity as Jenny’s coming to us from a North Sea ferry. We start by looking forward to the ...

The top smart displays we've tested can serve as an advanced alarm clock, a helpful kitchen companion, or a convenient desk-side dashboard. I’m PCMag’s home theater and AR/VR expert, and your go-to ...

Shop wisely, and you can land a midsize display with wide color coverage and maybe some surprising extras starting at well under $100. Here's how to snag the best cheap monitor (or two of 'em!), plus ...

Displays are devices for presenting information or recreating still or moving images. Numerous optical technologies are used in displays, including organic light-emitting diodes and inorganic ...