Look closely at a sunflower, and you'll see the distinct spiral in its center. | UrsaHoogle/iStock via Getty Images Many flowers have petals that add up to Fibonacci numbers, including buttercups ...

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

From pine cones to spiral galaxies, fascinating patterns of the Fibonacci sequence occur naturally in nature. Find out how this ancient sequence manifests in our world and beyond.

The optical rotatum grows in a spiral shape that is also present in the shell of a nautilus (a type of mollusk), sunflower seeds, and branches of trees.

Share In Depth › Science Features Fibonacci V Lucas: spot your sunflower's spiral Do you have Fibonacci or Lucas-patterned sunflowers in your garden? This month, the Geeky Gardener looks at the ...

Two humpback whales used the "Golden Spiral" to go hunting – and it created a "mesmerising dance" that one lucky photographer says he'll never forget.

Understand why Fibonacci numbers, the Golden Ratio and the Golden Spiral appear in nature, and why we find them so pleasing to look at.

How to Use the Fibonacci Sequence The Fibonacci sequence can be applied to finance by using four techniques including retracements, arcs, fans, and time zones.

Fibonacci numbers are seen in the natural structures of various plants, such as the florets in sunflower heads, areoles on cacti stems, and scales in pine cones.

Most land plants living today have spiral patterns involving the famous Fibonacci sequence of numbers. But an extinct, ancient plant did not.