Ambient light sensors can reveal your device activity. How big a threat is it? For now, there's no reason for concern, but that could change in coming years.

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

If you’re curious about how traffic light sensors work, or just want to keep the flow of green lights and good vibes rolling, here’s what to know.

It just uses an IR LED and some fancy optics. How it Works The simple explanation for how these sensors work is that they bounce light off a target and measure how long it takes to see the reflection.

Does It Really Work? Sensor Brite Address Light | Does It Really Work? Kurt is testing a product that claims to be the future of home address visibility.

The smart lighting company launches new Sense Plus “learning” smart switches and Nanoleaf Skylight — modular panels designed to light up your ceiling.

Apple continues to work on maximizing the benefits and capabilities of the Apple Watch's Digital Crown, with more research surfacing regarding how the physical rotation could be supplemented or ...