In the waters of the Des Moines and Raccoon Rivers. some of the highest nitrate levels in the country. You're always going to measure nitrate in the water throughout the year. David Swartney is *** ...

Abstract: This paper examines the effectiveness of a novel septic tank monitoring system utilizing Arduino and MQ-2 gas sensors. The primary objective is to enhance safety and improve maintenance ...

A complete Over-The-Air (OTA) update solution for ESP32 devices, consisting of a C++ backend server running on the ESP32 and a Python Flask frontend for managing firmware deployments.

Most of us think of espresso as a hot, high-pressure ritual. Finely ground coffee goes into a machine, boiling water is forced through it, and in about 30 seconds we get a concentrated shot with crema ...

Abstract: Accurately monitoring the icing status of distribution lines is essential for the safe operation of the power grid. At present, there is a lack of slightly uneven ice cover shape measurement ...

WAKE FOREST, N.C. (WTVD) -- Drought conditions are worsening an already concerning situation at Falls Lake, where water levels continue to recede, exposing more sandbars and shoreline as temperatures ...