Ming Xian, Wei Chen and Jacob Day; Washington State University (image) Washington State University Share Print E-Mail Caption Study authors Ming Xian, Wei Chen and Jacob Day, Wei Chen holds a beaker of the Washington Red dye. When exposed to infrared light, the pink liquid turns red. Credit WSU Usage Restrictions None Share Print E-Mail 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.