- One brow wrinkle is the result of 200,000 frowns.
- The alchemy symbol for water is an inverted triangle, resembling a cup or glass.
- The average age of a polar bear in the wild is 17 years.
- The word 'lethologica' describes the state of not being able to remember the word you want.
- There are over 7,000 different types of apples.
- A bolt of lightning can reach temperatures hotter than the sun.
- The Colgate toothpaste company started out making starch, soap, and candles.
- Sun light can penetrate clean ocean water up to a depth of 73m (240 feet).
- Horses have 18 more bones than humans.
- The Olympic flag was designed in 1913.
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