Phi
Get flash to fully experience Pearltrees
Magnifying the Universe
Embed this infographic on your site! <iframe width="500" height="323" scrolling="no" src="http://www.numbersleuth.org/universe/magnify/" frameborder="0" allowfullscreen></iframe><br />Copyright 2012. <a href="http://www.numbersleuth.org/universe/">Magnifying the Universe</a> by <a href="http://www.numbersleuth.org">Number Sleuth</a>. The above is an interactive infographic.
DNA and Phi, the Golden Ratio, in the dimensions of its spirals
The DNA spiral is a Golden Section The DNA molecule, the program for all life, is based on the golden section. It measures 34 angstroms long by 21 angstroms wide for each full cycle of its double helix spiral. 34 and 21, of course, are numbers in the Fibonacci series and their ratio, 1.6190476 closely approximates phi, 1.6180339. B-DNA has spirals in phi proportions
The Fibonacci Numbers: Connections within the Mathematics and Calendrical Systems of Ancient Mesoamerica