An hourglass tells you what it is in the name — a glass that you use to measure an hour of time passing by. [EDISON SCIENCE CORNER] has built a digital project that mimics such a thing, with little ...

Sensors are devices that detect and quantify physical aspects of the world around us. The measurement can either be read directly or converted to a signal for processing by electrical, hydraulic or ...

Addie is a Nashville-based writer for Southern Living, focusing on all things home decor and writing about tested products, including hairspray, gel polishes, candles, and more. In addition to ...