How to build your own air quality meter with a Raspberry Pi and CO2 sensor

In winter, it’s important to ventilate living and working spaces regularly. Here’s how to make a homemade measuring station ...

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 ...
CNET

Best DIY Home Security Systems of 2025: Installed and Tested

Macy is a writer on the AI Team. She covers how AI is changing daily life and how to make the most of it. This includes writing about consumer AI products and their real-world impact, from ...
IEEE

A Robust Energy Management Circuit for Energy Harvesting From Wideband Low-Acceleration Vibrations in Wireless Sensor Screws

Abstract: Enabling broad use of electromagnetic energy harvesting in wireless sensor screws requires robust systems that work with weak vibrations and varying frequency profiles. This contribution ...
IEEE

Micro Linear Ultrasonic Motor With a Hall Sensor-Based Feedback Control System

Abstract: We propose a one-millimeter-scale linear ultrasonic motor and its feedback control system with a Hall sensor. The size of the stator measures 1.6 mm in height, 1.6 mm in width, and 0.3 mm in ...
GitHub

Set up your GitHub Actions workflow with a specific version of Liquibase.

Liquibase 5.0+ Community Edition Changes: Starting with Liquibase 5.0, the Community edition (formerly known as OSS) no longer includes database drivers and ...