By Philip Ball
As a part of a trilogy of books exploring the technological know-how of styles in nature, acclaimed technological know-how author Philip Ball right here seems on the shape and development of branching networks within the flora and fauna, and what we will be able to examine from them.
Many styles in nature exhibit a branching shape - timber, river deltas, blood vessels, lightning, the cracks that shape within the glazing of pots. those networks proportion a unusual geometry, discovering a compromise among disease and determinism, even though a few, just like the hexagonal snowflake or the stones of the Devil's Causeway fall right into a rigidly ordered constitution. Branching networks are chanced on at each point in biology - from the one telephone to the surroundings. Human-made networks can also come to proportion a similar positive factors, and in the event that they don't, then it'd be ecocnomic to cause them to accomplish that: nature's styles are inclined to come up from good value ideas.
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Additional info for Branches: Nature's Patterns: A Tapestry in Three Parts
So the tip starts to slow down, and eventually it forks into two new ﬁngers. These also split subsequently, and so on. This repeated tip-splitting results not in a dendritic growth shape at all, but instead a dense mass of repeatedly forking branches, a pattern known as the dense-branching morphology. This turned out to be a persistent problem with theories of dendrite growth: they seemed prone to instabilities that led to randomly branched ﬁngering patterns, not the orderly, Christmas-tree shapes of snowﬂake arms.
These also split subsequently, and so on. This repeated tip-splitting results not in a dendritic growth shape at all, but instead a dense mass of repeatedly forking branches, a pattern known as the dense-branching morphology. This turned out to be a persistent problem with theories of dendrite growth: they seemed prone to instabilities that led to randomly branched ﬁngering patterns, not the orderly, Christmas-tree shapes of snowﬂake arms. What these theories were neglecting, in the mistaken belief that it was a mere detail, was the most striking aspect of a snowﬂake’s shape: its hexagonal symmetry.
The fact that ‘metal trees’ could be made in the lab apparently conﬁrmed this view. There was nothing idiosyncratic about the idea, which was shared by many scientists in Newton’s day. That metals and salts were formed by vegetative growth was proposed in the early sixteenth century by the Swiss alchemist Paracelsus, who stated that, just as trees have their roots in the soil and grow upwards into the air, so mineral veins have their roots in subterranean water and grow upwards into the earth. Mineral veins, wrote Paracelsus’s contemporary Biringuccio, an Italian authority on mining and metallurgy, ‘show themselves almost like the veins of blood in the bodies of animals, or the branches of trees spread out in different directions’.