If you want to lower your heating bill, we break down the savings of a space heater versus central heat. David lives in Brooklyn where he's spent more than a decade covering all things edible, ...

Synthesis of nanostructured cubic phase SnO 2 thin film and its trace-level sensing of CO gas This study presents a cubic phase SnO 2 thin film gas sensor with ultra-high CO sensitivity and 1 ppb ...

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 ...

Patrick Gallagher has a decade of experience testing products from kitchen appliances to home security essentials, focusing on what matters most. Convector heaters resemble freestanding radiators, ...