Suddenly, black was everywhere. It caked the flesh of miners and ironworkers; it streaked the walls and windows of industrial towns; it thickened the smoky air above. Proprietors donned…

iridescence in the sea: The West Indian Ocean coelacanth has iridescent scales, the sight of which inspired artist Franziska Schenk.AlessandroZocc via Shutterstock It was an image…

Science is a meticulous process, requiring experiment after experiment to arrive at a new truth. So it may come as a surprise to learn that the specific results of science can be illustrated…