Research Turbulent FlowsWe study various turbulent flows including turbulent boundary layers, channel/pipe flows, and wake flows. More Information Drag Reduction in Liquid FlowsThis research program includes understanding and modeling drag reduction using polymeric and surfactant additives. More Information Active Control of TurbulenceWe develop sensors and actuators, and integrate them for active control of turbulence. More Information Rotorcraft and DronesOur laboratory has been active in wind tunnel testing of propellers, rotors, and drones. More Information