Years ago, it was common for shops to have a central power source that drove all the tools through a system of belts, wheels and driveshafts. The power was routed around the work space by mechanical ...

Air compressors are an invaluable part of a professional's job, as they can power a wide range of tools. From paint sprayers to nail guns, air compressors are also utilized for DIY projects, not only ...

The modern air conditioning system cools an indoor space by using the refrigeration cycle. This refrigeration cycle works by controlling the level of energy in the system’s refrigerant: Some parts of ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Editor's Note: In this weekly series, LiveScience looks at scientific aspects of the summer ...