Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

IIHR research associate Tom Stoeffler checks the sensor unit for a nitrate sensor at Waterworks Prairie Park in Iowa City on Sept. 11, 2025. The state’s automated network of sensors allows for ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I ...

They linger in our water, our blood, and the environment—"forever chemicals” that are notoriously difficult to detect. But researchers at the UChicago Pritzker School of Molecular Engineering ...

The young people who toppled the government are now confronting questions about what’s next, and who will deliver on their demands. Anja’ndraina Andrianaivo, a Gen Z organizer, center, celebrating on ...

The presence of emerging contaminants in water poses a significant challenge to environmental sustainability and public health. In recent studies, a wide ...

This project involves using an Arduino to measure distances using an ultrasonic sensor and controlling a buzzer and LED based on the measured distance. The provided Arduino code performs the following ...

Abstract: A Graphene-based surface plasmon resonance sensor is proposed for rapid water salinity concentration detection and operates with a new multiple light source technique. The proposed sensor ...

Abstract: Differential-output D-dot sensor is indispensable to monitor the performance of the pulsed power facility. The sensitivity of the D-dot monitor is determined by the capacitance of the sensor ...

The Ministry of Infrastructure & Transportation clarified regulations of the new Traffic Code, including “inaccurate reports that circulate, purporting to impose fines on drivers for daily habits.” ...

Arduino library for the INA260 power sensor. This library is based upon the INA226 library however the INA260 is slightly simpler. Not all functionality is tested / investigated. Read datasheet for ...