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 ...

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 ...

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 ...

The blueprints for a strange invention that allegedly uses TVs and computers to control the human mind have been discovered. The US patent, entitled Nervous System Manipulation by Electromagnetic ...

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, ...

There have been many questions about what direction Arduino would take after being bought by Qualcomm. Now it would seem that we’re getting a clearer picture. Perhaps unsurprisingly the ...

Andy is a seasoned technology journalist with more than 15 years experience in the mobile industry, writing for Digital Trends, Wired, and more. During that time he has reviewed hundreds of ...

Relationships between parents and their adult kids are anything but simple. Conflicts carry over from childhood, especially when parents repeat harmful patterns and make generalizations about their ...

Apple is experimenting with various devices with foldable displays, including a MacBook. You might immediately want to point out that the MacBook is already foldable, but what we're talking about is ...

Major iPhone updates like iOS 26 typically come with hundreds of new features and changes, but a much smaller subset that become daily go-tos. Here are four new iOS 26 features I’ve found myself using ...