Figure 1 (IMAGE) New York University Caption The particles on the crystalline surface are picked up by water and carried down the channel as the channel sublimes and widens. Credit Courtesy of NYUAD Usage Restrictions N/A 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.