The Research Team (IMAGE) The University of Hong Kong Caption Dr. Xiang David Li (middle) with his collaborators Dr. Karen Wing Yee Yuen (left) and Dr. Jason Wing Hon Wong (right). Credit @The University of Hong Kong Usage Restrictions Please credit @The University of Hong Kong when using the image License Licensed 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.