Some motion sensors are based on optical measurement technologies to provide accurate velocity and position measurements without requiring physical contact with the object or surface being monitored.

The Philips Hue line of lights have been controllable via an indoor motion sensor for some time, but Signify is today introducing an Outdoor Motion Sensor that's designed to control the range of ...

This article aims to demonstrate the design of a smart brightness-controlled lamp with a motion sensor using a programmable mixed-signal matrix with four outputs, operating voltage up to 13.2 V, and 2 ...

I’ve tested a lot of HomeKit thermostats and Ecobee3 remains my top pick. It’s a Wi-Fi smart thermostat with remote sensors that detect both presence and temperature in individual rooms, and the ...

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If you buy something from a Verge link, Vox Media may earn a commission. See our ethics statement. Today, the motion sensor will work with Apple HomeKit to trigger automations such as turning on ...

The prototype for Microsoft’s Kinect camera and microphone famously cost $30,000. At midnight Thursday morning, you’ll be able to buy it for $150 as an Xbox 360 peripheral. Let’s take some time to ...