Complex Structures Take Shape With Help From the Environment (10 of 12) (image) American Association for the Advancement of Science Share Print E-Mail Caption Simply allowing CO2 from the air to enter an aqueous solution containing barium chloride and waterglass can give vast landscapes of microscale structures. This image relates to a paper that appeared in the May 17, 2013, issue of Science, published by AAAS. The paper, by Wim L. Noorduin at Harvard University in Cambridge, MA, and colleagues was titled, "Rationally Designed Complex, Hierarchical Microarchitectures." Credit [Image courtesy of Wim Noorduin] Usage Restrictions Please cite the owner of the image when publishing. This image may be freely used by reporters as part of news coverage, with proper attribution. Non-reporters must contact Science for permission. 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.