Chelby Polines, 22, Rigoberto Vazquez, 22, Dr. Ozgul Yasar, and Victoria Matthews, 21, (clockwise from left to right) work on a chemical compound as part of a research project on the mechanical and surface properties of scaffolds for the Chico STEM Connections Collaborative (CSC2) Engineering UGR Summer Program Research project on Tuesday, September 19, 2017 in Chico, Calif.
(Jason Halley/University Photographer)