The fight against global warming may have found an unexpected ally in an unconventional source: paint. In 2021, researchers at Purdue University unveiled their creation-the whitest paint ever ...

Phoenix is known for its extreme heat. Summer temperatures soar well above 100 degrees and stay there for months. Residents try all kinds of ways to keep their homes cool — some swear by leaving their ...

When I answered a similar Last Word question 20 years ago, I expressed the hope that someone would eventually use a climate model to predict the effects of painting roofs white. Since then, there has ...