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Nature's Patterns: Golden Spirals and Branching Fractals


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Spiral galaxy

The golden spiral is based on the golden ratio. Symbolized by the character ? (Phi), it's found when a line is split in such a way that the larger part divided by the smaller part is equal to the whole part divided by the larger parta ratio of (rounded) 1.618.

Credit: NASA/CBSI

Certain patterns, such as the fractal, are repeated over and over in nature—with some spectacular contrasts on wildly different scales.

From CNET
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