There are as many varieties of smart light switches (and dimmers) as there are light bulbs, and while the prospect of upgrading your old dumb switch might seem daunting, they’re usually pretty simple ...

You’ve probably seen probes that detect live wires in, for example, home wiring, without having to actually probe the wire. These are sometimes used to test strings of Christmas lights, too. We’ve ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Doug Mahoney Doug Mahoney is a writer covering home-improvement topics, ...

Aeva Technologies Inc. (NASDAQ:AEVA) is one of the best lidar stocks to buy right now. On September 10, the company unveiled ...

Tick tracer. Glow meter. Sniffer. They go by many names, but capacitive voltage sensors are all designed to do one thing: detect the presence of voltage in a wire or piece of equipment without ...

With the forward drive into Industry 4.0, getting equipment to integrate on a broader level—through warnings prior to a safety problem—is increasingly important. Some of the greatest safety concerns ...

Recently I came across some non-contact liquid level sensors and gathered them out of curiosity. They have been available in the market for the past few years, but this time I was lucky enough to get ...

Ever tear open a potentiometer? If you haven’t, you can still probably guess what’s inside. A streak of resistive material ...

Melexis introduces a new online tool that addresses the challenges of selecting non-contact FIR temperature sensors.