Colloidal Gel Structure (image) National Science Foundation Share Print E-Mail Caption Peering into a colloidal gel, from the research group of Roseanna N. Zia, Cornell University. Dynamic simulation of the structural evolution of 750,000 attractive hard spheres. Credit Roseanna N. Zia, Cornell University 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.