Abstract: This article presents an optical sensing technique for estimating water-fill levels and stratification states inside closed plastic pipelines using multiwavelength visible light. Four LEDs ...

The romantic city of Venice is known by many names, including the floating city, the city of canals and even the Queen of the Adriatic. This city of water was built on dozens of tiny islands located ...

We created this map-based online tool to give you a quick and easy way to see which of Maine’s thousands of inland waters have special fishing laws. By accessing it from your computer or smartphone, ...

There's this Chinese company named Heltec, and they make a cool little development board that has an Espressif ESP32S3 (which has WiFi and Bluetooth), a 128x64 pixel OLED display and an SX1262 863-928 ...