Modern smartphones are way more powerful than most of us realize, and they include a whole range of sensors that tend to go unnoticed. While a lot of these sensors are used to pull off basic functions ...

Biometric security — the ability to unlock your phone with your fingerprint or face — is an amazing feature, but you often have to turn on the phone’s screen before you can use it. That’s because many ...

It's easy to spend $30 on a single-purpose Zigbee motion sensor or even $60 on smart air quality monitors, while a far more powerful device just sits in your junk drawer. A standard ESP32-based IoT ...