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, ...
Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...
November 23 marks the celebration of Fibonacci Day. Observed every year on the same date, it relates to the Fibonacci Sequence derived by Italian Mathematician Leonardo Fibonacci. Even if you are not ...
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