Whether it’s slides at playgrounds or roofs of houses, there are some things that you just don’t want to heat up in the sun. Not only does it make them uncomfortable to touch, but it also causes them ...

Cool colours: the hotter square on the left is coated in a single layer of black paint while the cooler square in the right is a black bilayer. (Courtesy: Jyotirmoy Mandal) A bilayer paint that can ...

It’s common sense: When it’s hot outside, don’t put on a dark shirt—wear white instead. A team of researchers at Purdue University has put this common knowledge to work to figure out ways to cool ...