- Fibonacci numbers are named after Italian mathematician Leonardo of Pisa (better known as Fibonacci) who introduced them to Western Europe after they had earlier been described by Indian mathematicians. They are related to the golden ratio and proceed in the following order: 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, .... Can you see the pattern?.
- 'underground' is the only word that begins and ends with the letters 'und'.
- The Hawaiian alphabet has 13 letters.
- Sound travels 10 times faster through granite than air.
- 53% of women don't leave home without makeup on.
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