- Red light has the highest wavelength.
- Over 96% of American households purchase bananas at least once a month.
- An ostrich can outrun a horse.
- A Sphygmomanometer measures blood pressure.
- Tennis was originally played with bare hands.
- In Japan, letting a sumo wrestler make your baby cry is considered good luck.
- The average human brain contains around 78% water.
- The average person takes 23,000 breaths a day.
- The most abundant metal in the Earth's crust is aluminum.
- It takes 17 muscles to smile and 43 to frown.
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