Europe is in the grip of a record-breaking heatwave. To help stay cool, people in France have been turning to an unusual solution – chalk. Here's the science behind the trend.

White or reflective paint is more effective at cooling cities than covering roofs in solar panels or greenery, scientists say, and could offer some relief on extremely hot summer days. Two separate ...

Cool paint coatings reflect the sun's heat to reduce surface heat absorption and emission. NTU researchers conducted a real-world study in Singapore and found that cool paint coatings reduced air ...

Daytime temperatures in Seoul have consistently topped 35 degrees Celsius, with heat indexes approaching 40 degrees in some ...

Cities across the U.S. have found relief from this summer’s record-setting heat with the help of technologies that shield roofs, pavement and other surfaces from the sun’s scorching rays. Some of ...

Attic heat gain significantly impacts home cooling costs during summer months. A thin layer of reflective aluminum foil can ...

Heating and cooling account for huge portions of our energy consumption and environmental impact, so systems that can passively control indoor climate are important. Now scientists at Stanford have ...

Brilliantly whitewashed houses are a familiar sight in hot countries, from Morocco to Greece. In fact, white-painted roofs “have been used to cool buildings for centuries”, said The Guardian. But ...