Stumbled across this one:
13-Year-Old Makes A Solar Breakthrough With Fibonacci Sequence : TreeHugger
13-Year-Old Makes A Solar Breakthrough With Fibonacci Sequence : TreeHugger
His hunch: "I knew that branches and leaves collected sunlight for photosynthesis, so my next experiments investigated if the Fibonacci pattern helped."
One thing led to another, and before you know it, this kid, three years from being eligible for a driver's license, had built a tree-like stand affixed with small solar panels in the Fibonacci pattern. He compared its ability to collect sunlight to a flat-panel collector. And Nature won.