# golden ratio

From rabbits, to beauty, to myths and more – we celebrate Pi Day with the shiniest and most irrational of numbers!

A beautiful geometric problem opens the door to the world of metallic numbers.

You may have heard about the Fibonacci sequence, but have you heard of N-bonacci sequences?

We debunk some common mathematical misconceptions.

The golden ratio has many amazing properties. But is it really a secret of nature and the epitome of beauty?

You've heard of the golden ratio but have you heard of the silver ratio? And all its other cousins called the metallic numbers? Read this article to meet the family!

From Fibonacci to spirals: explore the mathematical wonders of metallic numbers.

A quick introduction to a famous number.

Bees do it, rabbits do it, and luckily, we humans can do it too: explore the famous Fibonacci sequence!

Does a church in Pisa display Fibonacci's famous number sequence?

Continued fractions reveal the good, the bad and the beautiful side of numbers.

The Fibonacci sequence – 0, 1, 1, 2, 3, 5, 8, 13, ... – is one of the most famous pieces of mathematics. We see how these numbers appear in multiplying rabbits and bees, in the turns of sea shells and sunflower seeds, and how it all stemmed from a simple example in one of the most important books in Western mathematics.
• Want facts and want them fast? Our Maths in a minute series explores key mathematical concepts in just a few words.