Hoggatt sees Fibonacci everywhere. “The piano octave,” he notes with satisfaction, “has eight white keys—five black keys and 13 keys altogether,” all Fibonacci numbers. “I always use ...

Fibonacci numbers are ubiquitous in math and nature. Plus a bonus playlist.

The Fibonacci sequence is a set of steadily increasing numbers where each number is equal to the sum of the preceding two numbers.

In 1202 Leonardo da Pisa (aka Fibonacci) taught Western Europe how to do arithmetic with Arabic numerals. In Man of Numbers: Fibonacci's Arithmetic Revolution, Keith Devlin describes how basic ...

Mathematicians and fans of unusual natural occurrences can celebrate 11/23 as Fibonacci Day, based on the first four numbers of his historic sequence November 23 might not sound like a day to ...

Fibonacci numbers and their relationships can be visualized in terms of tilings.

In Douglas Adams' "The Hitchhiker's Guide to the Galaxy," a super computer reveals that the meaning of life is the number 42. While Fibonacci's rabbit experiment doesn't tackle such deep questions ...