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 ...

Hydrogen plays an important role in society’s energy transition. For the technology to be used on a broad scale, effective hydrogen sensors are required to prevent the formation of flammable ...

The sensor continuously sends out infrared light and measures how much of that light is reflected. When a reflective object is within its set detection range, it returns a low signal. The Arduino ...

I first tested a Tineco wet-dry vacuum five years ago and was immediately enamored with this machine that could mop and vacuum simultaneously— and even detect hidden dirt. Since launching its iLoop ...

Designed by Nova Radio Labs in the US, the Novaduino Environmental Sensor Kit is an Arduino-programmable air quality and weather monitoring solution built around the company’s own Novaduino Display ...

(Nanowerk Spotlight) Each exhaled breath carries distinct signatures of human activity - quick and shallow during exercise, deep and regular in sleep, irregular while speaking. These breathing ...

HomeKit has changed how I interact with many of the rooms in my house. While lighting and cameras tend to have the spotlight for most people as they can easily see the impact, environment monitoring ...

Xiaomi has introduced a new gadget for smart home enthusiasts: the Mijia Smart Temperature and Humidity Sensor 3 Mini. The compact climate tracker is now available for crowdfunding on Xiaomi Mall and ...

Abstract: This article proposes a temperature-humidity assembled sensor based on AlScN surface acoustic wave (SAW) technology for simultaneous monitoring of temperature and humidity. The assembled ...

[CNLohr] has been tinkering with some fun parts of late. He’d found out that ordinary LCD screens could be used as simple touch sensors, and he had to try it for himself. He ended up building a little ...