In this video, I'm exploring the use of Mini PIR Sensors with ESP32 with both Arduino-based projects as well as making a movement sensor for Home Assistant by using ESPHome. The sensor is quite ...

University of Alberta and Department of National Defence researchers have developed a tiny battery-free sensor that can be used to track vital signs of soldiers in the field, including checking for ...

Engineers at the Korea Research Institute of Standards and Science (KRISS) have developed a new ultrasonic sensing technology that can detect structural defects in dangerous environments where ...

There's no time like the presence.