Career Auspices - Why do Golf balls have dimples? For aerodynamic purposes. A smooth, solid ball won't fly nearly as straight or far as a golf ball with dimples. This is due
![Numerical Investigation of the Flow Past a Rotating Golf Ball and Its Comparison with a Rotating Smooth Sphere | Flow, Turbulence and Combustion Numerical Investigation of the Flow Past a Rotating Golf Ball and Its Comparison with a Rotating Smooth Sphere | Flow, Turbulence and Combustion](https://media.springernature.com/lw685/springer-static/image/art%3A10.1007%2Fs10494-017-9859-1/MediaObjects/10494_2017_9859_Fig7_HTML.gif)
Numerical Investigation of the Flow Past a Rotating Golf Ball and Its Comparison with a Rotating Smooth Sphere | Flow, Turbulence and Combustion
![fluid dynamics - Is a golf ball still more aerodynamic than a normal sphere in turbulent flow? - Physics Stack Exchange fluid dynamics - Is a golf ball still more aerodynamic than a normal sphere in turbulent flow? - Physics Stack Exchange](https://i.stack.imgur.com/hrI39.png)
fluid dynamics - Is a golf ball still more aerodynamic than a normal sphere in turbulent flow? - Physics Stack Exchange
![Why do golf balls have dimples?. Why do golf balls have dimples? | by Chandrakant Vasantrao Kadam | Medium Why do golf balls have dimples?. Why do golf balls have dimples? | by Chandrakant Vasantrao Kadam | Medium](https://miro.medium.com/v2/resize:fit:1400/1*niuzEadyCppoODr32kxmPw.jpeg)
Why do golf balls have dimples?. Why do golf balls have dimples? | by Chandrakant Vasantrao Kadam | Medium
![Boundary layer drag reduction research hypotheses derived from bio-inspired surface and recent advanced applications - ScienceDirect Boundary layer drag reduction research hypotheses derived from bio-inspired surface and recent advanced applications - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0968432815300214-gr22.jpg)
Boundary layer drag reduction research hypotheses derived from bio-inspired surface and recent advanced applications - ScienceDirect
If having a rough surface postpones the flow separation (like dimples on the golf ball), why don't we design airplane wings and bodies with rough surfaces? - Quora
![Flow visualisation with superimposed boundary layer for golf ball model | Download Scientific Diagram Flow visualisation with superimposed boundary layer for golf ball model | Download Scientific Diagram](https://www.researchgate.net/publication/273823534/figure/fig5/AS:509855166996480@1498570352468/Flow-visualisation-with-superimposed-boundary-layer-for-golf-ball-model.png)