Numerical Simulation of Kelvin-Helmholtz instability found in nature, fluid dynamics, physics, etc.  Turbulent mixing of two different density fluids is caused by a velocity difference or shearing at the interface between the two.
<a href="//commons.wikimedia.org/w/index.php?title=User:Bdubb12&amp;action=edit&amp;redlink=1" class="new" title="User:Bdubb12 (page does not exist)">Bdubb12</a>
2008-10-01
<span class="int-own-work" lang="en">Own work</span>