The Arduino is a great way for hobbyists and pros alike to experiment with programmable objects, but it can be confusing for ...

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 sendEmail () function is responsible for triggering the email alert when an object is detected. A secure Wi-Fi client is ...

Your first 3D prints should be simple, practical, and satisfying to finish. This list highlights projects that print easily and still feel genuinely useful.

Check out this guide to learn about the best Redstone builds for the beginners that will help you understand the basics of ...

Researchers developed a super tiny thermometer that sits directly on a chip could monitor temperature changes and potentially improve processor performance.

Light aircraft often use a heading indicator as a way to know where they’re going. Retired instrumentation engineer [Don Welch] recreated a heading indicator of his own, using cheap ...

If you’ve got a smart home, or you just want to know how soaked your garden is getting in the winter, you might want to measure rainfall. There are a bunch of ways to go about it, and this capacitive ...

I've used my Flipper Zero to replace lost remotes, open security doors, and more. Here's how to get started with your new favorite hacking tool. I’ve been writing about technology since 2012, focusing ...

Our team aims to develop a novel wearable eating sensor. Think about how to measure your daily calorie expenditure. Easy! Fitbit or related products. But how can you track the calorie intake? Our ...