Chemists in South Korea have created a stable color-changing sensor that displays an easily quantifiable response to the pH of its surroundings. Published in Microsystems & Nanoengineering, Dong-Hwan ...

Ammonia (NH 3)—the second-most-produced chemical globally—has proven to be highly important in furthering human civilization over the centuries, both in terms of technological capabilities and ...

[Hari Wiguna’s] father is ninety years young. He started having trouble pushing the buttons on his TV remote, so [Hari] decided to build a custom remote that just has the buttons his dad needs. Oh, ...

Abstract: While navigation based on 2D laser data is well understood, the application of robots at home environments requires seeing more than a slice of the world. RGB-D cameras have been used to ...

This project implements an RFID-based attendance system integrated with environmental monitoring, designed for classroom use. It uses an Arduino Uno to read RFID tags, monitor temperature and humidity ...

Abstract: Nowadays, IoT application systems take key roles in various sectors for efficient managements by monitoring environments. Currently, we are developing an integrated IoT application server ...

A professional-grade water tank monitoring solution using LoRaWAN technology for long-range wireless communication. Features a beautiful real-time web dashboard for monitoring tank levels remotely.