Click Chemistry Lab (IMAGE) Cold Spring Harbor Laboratory Caption Joshua Homer, a postdoctoral researcher in Professor John E. Moses’ group at Cold Spring Harbor Laboratory, seen drawing out a “click” chemistry reaction. Click reactions allow chemists to assemble molecules quickly, reliably, and cleanly. Credit CSHL Usage Restrictions Attribution needed 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.