The spring Physics Seminar Series continues with a presentation at 2 p.m. Wednesday, April 13, in 128 Jabara Hall. Professor Sandip Pakvasa of the University of Hawaii will present "Neutrino Flavor Detection." The Chemistry Colloquium series will feature a presentation by professor Zhonghua Peng of the University of Missouri-Kansas City titled "Functional Organic-Inorganic Hybrids," at 3:30 p.m. Wednesday, April 13, in 224 McKinley Hall.