Trying variants of a simple mathematical rule that yields interesting results can lead to additional discoveries and curiosities. The numbers 1, 1, 2, 3, 5, 8, 13, 21, 34, and 55 belong to a famous ...

A series of whole numbers in which each number is the sum of the two preceding ones: 1, 1, 2, 3, 5, 8, 13, etc. Fibonacci numbers are used in a variety of algorithms, including stock market analysis.

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 ...

Piano Keys: In an octave, there are a total of 13 keys (8 white and 5 black, arranged as 2 and 3).

No single number has been more celebrated than the Fibonacci sequence. Alternately kowtowed to as the Golden Ratio, the Divine Proportion, and That One Really Awesome Spiral, this famous number ...

Pine cones. Stock-market quotations. Sunflowers. Classical architecture. Reproduction of bees. Roman poetry. What do they have in common? In one way or another, these and many more creations of nature ...

Here's a hypothetical and idealized question about rabbits, first posed by Leonardo di Pisa in 1202 (Leonardo is more commonly known as Fibonacci). There's a pair of rabbits in an enormous field. At ...