- Swiss mathematician Leonhard Euler was probably the most influential mathematician of the 18th century, making discoveries in graph theory and introducing many modern mathematical words and notations among other things.
- A soap bubble is 10,000 times thinner than the average human hair.
- You take over 23,000 breaths everyday.
- A deck of cards should be shuffled at least 7 times before playing.
- Birds cannot live in space because they need gravity to be able to swallow.
- It takes 5 years for an oyster to produce a medium sized pearl.
- It takes 110 silkworm cocoons to make an average tie.
- Polar bears can smell a seal from 20 miles away.
- The US flag has 13 stripes (representing the original 13 states).
- Check out some more big numbers.
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