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

Until recently, building an IoT device, such as one for asset tracking, meant choosing a single networking technology, such as Wi-Fi, Bluetooth, LoRa, or cellular 5G, based on application requirements ...

Tommy Liu builds a vehicle-mounted particulate matter monitoring system powered from harvested wind energy and an integrated ...

Flaws in how 17 models of headphones and speakers use Google’s one-tap Fast Pair Bluetooth protocol have left devices open to ...

Ready to beef up your Wi-Fi network? A wireless range extender is a less expensive alternative to a new router. (Some can even turn your router setup into a mesh system.) Here are the top performers ...