[mircemk] shows how to create a simple non-contact proximity sensor using little more than an Arduino Nano board, and a convenient software library intended to measure the value of capacitors.

By allowing you to remotely control your home temperature, they can help reduce your energy bills and your environmental footprint. You can create automatic routines so that your home is always at ...

Researchers from Auburn University in Alabama have developed precise and reliable paper-based temperature and humidity sensors. The environmentally friendly sensors were described in the Journal of ...

Images, and the devices that capture them, are my focus. I've covered cameras at PCMag for the past 13 years, which has given me a front row seat for the DSLR to mirrorless transition, the ...

I’ve been working with computers for ages, starting with a multi-year stint in purchasing for a major IBM reseller in New York City before eventually landing at PCMag (back when it was still in ...

The iPhone SE 4 looks set to land in March or April, so I'd advise against picking up the iPhone SE (2022) until this newer model hits shelves (or is confirmed to be non-existent). The best iPhone ...

Powerpoint is an application integrated into the Microsoft Office suite, easy to learn, easy to use and share that almost everyone knows. A Powerpoint presentation file can be designed in a variety of ...

Raspberry pi Pico rp2040 SDk C++ library for the DHT11 Temperature & Humidity Sensor. An tiny ultra low power thermo-hygro sensor made with a DHT22 sensor and ESP8266 micro-controller. It collects ...

This article will break down the fundamentals of coolant temperature sensors, explaining how they work, why they matter, and what happens when they fail, answering key questions such as: What is an ...