Meshtastic, an open-source firmware for long-range mesh networking, offers an elegant solution. Using LoRa radios allows ...

Paul McCabe] wrote in to let us know about his $25 robot. This small wheeled robot is based on an ESP32 and made using cardboard and hot glue. You drive the contraption using a Bluetooth game ...

I’ve been writing and editing technology articles for more than seven years, most recently as part of PCMag's software team. I am responsible for content in the AI, financial, graphic design, ...