The secret code of sea shells
►https://massivesci.com/articles/sea-shell-pattern-formation-mollusks-turing-meinhardt-ocean-mussel
What drives artistically illiterate clams and snails to craft such perfection?
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A Universal Law for the ‘Blood of the Earth’ | Quanta Magazine
▻https://www.quantamagazine.org/a-universal-law-for-the-blood-of-the-earth-20181128“I never imagined the results that we’d obtain would be ostensibly applicable to half the drainage networks on the planet,” Rothman said — “the wet half.”
The wetter the area, these studies show, the more branching angles seemed to approach 72 degrees. This could be because groundwater tables are highest in the most humid regions, and the same groundwater-powered mechanism found in the Florida Panhandle might exert some control.
https://d2r55xnwy6nx47.cloudfront.net/uploads/2018/11/LaplacianGrowth_TKim.gif 
https://d2r55xnwy6nx47.cloudfront.net/uploads/2018/11/BranchingFigure_300.jpg #embranchements #mathématiques #simulations #croissance #rivières
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L’article scientifique est ici ▻https://agupubs.onlinelibrary.wiley.com/doi/pdf/10.1002/2016GL072089 (+sci-hub pour le lire)
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Une autre loi géométrique dans les coquillages :
►https://massivesci.com/articles/sea-shell-pattern-formation-mollusks-turing-meinhardt-ocean-mussel
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