HomeKit Weekly: Aqara Presence Multi-Sensor FP300 brings Thread and motion automations to your smart home

The Aqara FP300 is a battery-powered presence sensor with Thread and mmWave radar, giving HomeKit precise motion and ...

Navy’s fleet of 4ft boats to protect Britain from Putin’s submarines

The Navy is testing fleets of robotic sailboats the size of bicycles to hunt for Russian nuclear submarines. The Oshen C-Star ...
IEEE

Optical Fiber Humidity Sensor With Enhanced Sensitivity by Double-Sided Contact Film

Abstract: A highly sensitive humidity sensor based on open cavity fiber Fabry-Perot interferometer (FPI) with double-sided contact film is proposed. The sensor is fabricated by inserting a section of ...
Hackaday

Roll Your Own Hall Effect Sensor

If you read about Hall effect sensors — the usual way to detect and measure magnetic fields these days — it sounds ...
IEEE

Recent Advances in Graphene-Based Humidity Sensors With the Focus on Structural Design: A Review

Abstract: The advent of the 5G era means that the concepts of robot, virtual reality (VR)/augmented reality (AR), unmanned aerial vehicle (UAV), smart home, and smart healthcare based on Internet of ...
CNX Software

XIAO Soil Moisture Sensor review with Home Assistant

Seeed Studio sent us a review sample of the XIAO Soil Moisture Sensor powered by the XIAO ESP32C6 wireless module and running ...