While PIR sensors can be used with Arduino and other microcontroller boards, those best-suited for hobby use are smart enough to perform simple tasks without any programming.

The Etch a Sketch toy has gone more or less unchanged for over 60 years, but if you’re handy with a soldering iron you can build an upgraded version that ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. With summer in full swing in North America, finding a way to keep ...

Outdoor light motion sensors can add a healthy level of security to your home. Here's how to set them up.

A motion sensor by my bed turns on a kettle connected to a smart plug, starts playing my Alexa Flash Briefing, and turns the kitchen lights on one time if it senses motion between 5 a.m. and 7 a.m.

HomeKit motion sensors are a vital accessory when building a smart home than runs by itself without manually turning devices on and off.

Think of motion sensors, and your first thought probably goes to security. An intruder enters your property, the sensors detect them, and floodlights snap on. The same principle applies for domestic ...

Adjust the motion sensor sensitivity with the slider control labeled "Sensitivity." Slide the control to the left to make the sensor less sensitive and to the right to increase sensitivity.

If your iPhone's sensors aren't working correctly, you may need to calibrate them. Here's how to calibrate an iPhone's brightness and motion sensors.