Why Are Rivers So Mathematical? | Quanta Magazine (quantamagazine.org)
A simple scaling law brings order to the chaos of flowing water, rock, and sediment. New findings have extended the law even further.
Why are rivers so mathematical? Natalie Wolchover writes for Quanta about Hack's law — that any stream has a length that’s proportional to its drainage area raised to the power of 0.6 — and the explanations that underly it.
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