The third installment of the CU Wizards series at the University of Colorado at Â鶹ӰԺ, "Boom! The Physics of Air Pressure and Sound," will be held on Saturday, Nov. 28 at 9:30 a.m. in Duane Physics room G-030. CU-Â鶹ӰԺ physics instructor Michael Dubson will use exciting visual displays to explain several scientific phenomena including sonic booms, sound and the Bernoulli Principle.