KALAMAZOO, Mich.—The National Science Foundation has awarded a grant expected to total $111,834 to Western Michigan University. This project is through the EAGER program, Early-Concept Grants for Exploratory Research, at NSF and is titled "Collaborative Research: Science-Based Exploration of Invariant Signatures of Architecture, Engineering, Construction Objects to Enable Interoperability of Building Info Modeling." It will function under the direction of Dr. Xiaoyun Shao, associate professor of civil and construction engineering, and Dr. Pnina Ari-Gur, professor of mechanical and aerospace engineering.