Piano Keys: In an octave, there are a total of 13 keys (8 white and 5 black, arranged as 2 and 3).

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Who doesn’t love a good math holiday? Most people know about Pi ...

Celebrate the simple mathematical sequence that is hidden in everything from sunflower spirals to Da Vinci's paintings Discover why the sequence is considered nature's secret code, governing ...

Nature follows mathematical rules and creates repeating patterns across completely different organisms and environments.

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Do you know what Fibonacci Day is? This holiday honors Leonardo Bonacci, also known as Fibonacci, one of the finest medieval mathematicians. Fibonacci is best known for writing Liber Abaci ("The Book ...