Explore the fundamental characteristics of turbulence in fluid dynamics through this informative video. Discover how turbulent fluids are unsteady, three-dimensional, mixing, and multiscale, with examples from nature and engineering. Learn about the Reynolds number's role in controlling complexity in the Navier-Stokes equations. Gain insights into topics such as multiscale structure, numerical analysis, intermittency, and turbulence closure modeling. Access additional resources, including course notes and related videos, to deepen your understanding of this ubiquitous phenomenon in fluid dynamics.