A Sheridan couple has invented a smart-home system that automates coop care for people who keep backyard chickens. Their Hen ...

Traditional water management approaches are increasingly unfit for modern pressures. Periodic manual measurements, delayed ...

Having an enclosed 3D printer can make a huge difference when printing certain filaments that are prone to warping. It’s easy enough to build an enclosure to stick your own printer in, but ...

Traveling in cold weather conditions can be life threatening. The information provided here is designed for educational use only and is not a substitute for specific training or experience. Princeton ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

Abstract: In this letter, we introduce a self-calibrating electrochemical sensor for water acetaminophen (ACT) detection. The sensor is built upon a graphite pencil lead (GPL) electrode modified with ...

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