Theory of Physics Explains Human Patterns

Why does a railway network look like a river? Why do the streets of old Rome look like a leaf? Because whether their shape is determined by the interactions of molecules or the choices made by individual humans, all of these systems of flow are governed by a relatively simple new principle of thermodynamics.

If you want to include this story in your blog, copy and paste this formatted text:

<p><a href="http://www.physorg.com/news100885716.html">Theory of Physics Explains Human Patterns</a></p> <p>Why does a railway network look like a river? Why do the streets of old Rome look like a leaf? Because whether their shape is determined by the interactions of molecules or the choices made by individual humans, all of these systems of flow are governed by a relatively simple new principle of thermodynamics.</p>