If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard ...

This brief tutorial explains how the “Wiegand effect” can be used as a reliable, low-cost, energy-harvesting system to power ...

The Thermostat Hub W200 combines many of the best features of Aqara's lineup to make a very compelling smart home thermostat.

A new technology has been developed that enables cuffless non-invasive blood pressure monitoring by using ultrasonic to track ...

The best cameras for photo and video, handpicked and approved by our experts. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.