“We weren’t really trying to develop the world’s whitest paint,” Dr. Ruan said in an interview. “We wanted to help with climate change, and now it’s more of a crisis, and getting worse.

In a paper published Wednesday (Oct. 21) in the journal Cell Reports Physical Science, the researchers show that compared with commercial white paint, the paint that they developed can maintain a ...

In 2020, a team of scientists at Purdue University developed the world’s whitest white — a paint color so white it could reflect 98.1% of the sunlight that hits it. That paint formula was ...

New York City has painted more than 9.2 million square feet of rooftop white in the past nine years. Reflective paint can decrease the temperatures inside buildings and lower air conditioning costs.