Chlorine is an essential industrial chemical used in products ranging from disinfectants to plastics. Yet producing chlorine ...

Physics is often about recognizing patterns, sometimes repeated across vastly different scales. For instance, moons orbit planets in the same way planets orbit stars, which in turn orbit the center of ...

The colorless, man-made toxin is called tetrachloroethylene (PCE). You may also know it from its other name, ...