Learn about the origins of the Fibonacci sequence, its relationship with the golden ratio and common misconceptions about its significance in nature and architecture.

Geniuses from Mozart to Leonardo da Vinci have used the Fibonacci Sequence. But what is it and why does it make great music?

A Fibonacci sequence is a series of numbers in which each number is the sum of the two preceding numbers. Here, he uses the simple pattern of 1, 2, 3, 5, 8, 13 and 21.

Fibonacci developed his theory based on rabbit population growth, but you'll find the golden ratio in everything from flowers to outer space.

Fibonacci retracement levels are horizontal lines that indicate where support and resistance are likely to occur. They are based on Fibonacci numbers.