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'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 ...

I've reviewed security systems from all major brands. Here are my most important recommendations when you're ready to set up your own.

While searching for new products on AliExpress, I came across the SayoDevice OSU O3C, which looks very similar to other macro keyboards such as the ...

Anthropic pointed its most advanced AI model, Claude Opus 4.6, at production open-source codebases and found a plethora of security holes: more than 500 high-severity vulnerabilities that had survived ...

Tyler has worked on, lived with and tested all types of smart home and security technology for over a dozen years, explaining the latest features, privacy tricks, and top recommendations. With degrees ...

While many proprietary project management tools are available on the market, open-source project management software provides an alternative for those who prefer to use free, customizable, and ...

When you buy through our links, Business Insider may earn an affiliate commission. Learn more Even though they may not use beeps or music, the best silent alarm clocks are just as effective as their ...

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 print ...

If you aren’t feeling rested when your alarm goes off, a sunrise alarm clock could change your life. The disruptive jolt of loud beeping and harsh tones isn't a fun way to start the day, nor is it a ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Rachel Cericola Rachel Cericola is a writer covering smart home. In addition ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Jon Chase Jon Chase is an editor of smart-home coverage. For Wirecutter, he ...