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Men's Weekly

We've discovered a new rule of nature. It explains why animals' pointy parts grow the way they do

  • Written by Alistair Evans, Associate Professor, Monash University
We've discovered a new rule of nature. It explains why animals' pointy parts grow the way they doBurker Museum / Elliot Trotter

Discoveries of new overarching rules or “laws” in nature are very rare.

Surprisingly, my colleagues and I have found a new rule of biological growth that explains unexpected similarities in sharp structures found across the tree of life — in teeth, horns, claws, beaks, animal shells, and even the...

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