Temperature comparison (IMAGE) Optica Caption The researchers used infrared photographs (right) to compare their cooling films (bottom) with traditional paint (top). The samples were placed on a car hood under direct sunlight at noon. Credit Wanlin Wang, Shenzhen University Usage Restrictions None License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.