A spruce cone is marked to highlight its fibonacci number sequence. That sequence, explained by 13th century Italian mathematician Fibonacci, plays out in plants — from pine cones to pineapples — and ...

When Fibonacci introduced what would become an eponymous sequence, he did so using rabbits as an analogy. Breeding pairs of rabbits are able to multiply within their ranks infinitely. Unfortunately, ...

As their results began to crystallize, at first they didn’t notice the striking patterns emerging. But a colleague who reviewed their work spotted the famed Fibonacci numbers—a list whose entries have ...