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 ...

In this video I've created a device that can notify in real time about events that happen on a website. The project uses NodeMCU board and a buzzer to produce sound as alert. The board is programmed ...

With location and activity tracking, the top pet trackers and GPS collars we've tested can help ensure your dog or cat is both safe and healthy. Find out which one is right for your furry companion. I ...

The best bike computers enable you to measure your performance, log rides on apps such as Strava and navigate. The majority provide turn-by-turn guidance. Garmin dominates the market, with units ...

Making your own FM radio is practically a rite of passage for hackers. How about making a small FM transmitter? Originally designed by the Japanese multimedia artist [Tetsuo Kogawa], this simple FM ...

If you're traveling to a new place, would like to shorten your daily commute, or want to find the lowest gas price, check out the best map apps we've tested. My PCMag career began in 2013 as an intern ...

Long gone are the days of pulling origami-like paper maps from your car’s glove box to determine your location. In contemporary times, nearly everyone has a smartphone with a first- or third-party map ...

Abstract: Wheelchairs are essential for people with physical disabilities, the elderly, and those who are temporarily incapacitated due to illness or accidents. However, traditional wheelchairs ...

Abstract: Background: As the worldwide fleet grows, there is a greater demand for effective vehicle monitoring systems. Traditional car monitoring tools, although accessible, have been regarded as ...