How-To Geek on MSN

5 Pi Zero 2W projects you can do in a weekend

Don't let the diminutive size fool you—the Pi Zero is a great choice for dozens of homelab projects.
XDA Developers on MSN

This ESP32 project replaces a leaking shower head with a live temperature display that glows from blue to red

No more sheepishly putting a hand under the water to test it yourself.

Biodegradable sensors attached to plants detect pesticides in 3 minutes

Researchers at the São Carlos Institute of Physics at the University of São Paulo (IFSC-USP) in Brazil, led by Paulo Augusto ...
Interesting Engineering

Battery-free wireless sweat sensor runs 21 days without losing tracking accuracy

UC Irvine researchers built a battery-free wearable sweat sensor that tracks multiple health biomarkers and self-regenerates.
IEEE

High-Sensitivity Colorimetric Sensor Based on Fabry–Perot Cavity for Humidity Detection

Abstract: In the field of environmental monitoring, sensors that can quickly and accurately detect humidity play a key role. Traditional resistive and capacitive humidity sensors are difficult to ...
IEEE

A Microwave Humidity Sensor Based on One-Dimensional Nanomaterials

Abstract: In this paper, A design method to improve the performance of humidity sensors is proposed, which includes preparation of moisture-sensitive materials by high-voltage electrostatic spinning ...