- The fastest insect is the Australian dragon fly (its top speed is 57 km/h (35mp/h)).
- A bolt of lightning can reach temperatures hotter than the sun.
- Italian mathematician Leonardo of Pisa (better known as Fibonacci) lived between the years 1170 and 1250 and is best known today for Fibonacci numbers, the number sequence named after him. Fibonacci introduced the number sequence to Western Europe in his book 'Liber Abaci' after they had been described earlier by Indian mathematicians.
- Hiccups usually lasts for 5 minutes.
- Volleyball was invented in 1895.
- A full moon is 9 times brighter than a half moon.
- The average person goes to the toilet 6 times a day.
- The hyoid bone in your throat is the only bone in your body not attached to any other.
- The winter of 1932 was so cold that Niagara Falls froze over completely.
- A 15th anniversary is called a quindecennial.
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