- Russia and the United States of America are less than 3 miles apart.
- A car travelling at 80kph (50mph) uses half its fuel to overcome wind resistance.
- Archimedes of Syracuse lived around the year 250 BC and among other things, developed a method for determining the volume of objects with irregular shapes.
- The symbols used for addition (+) and subtraction (-) have been around for thousands of years but it wasn't until the 16th century that most mathematical symbols were invented. Before this time math equations were written in words, making it very time consuming.
- There are over 7,000 different types of apples.
- Flys always launch backwards for a quick getaway.
- Women blink twice as much as men.
- In the U.S., there is an official rock, paper, scissors league.
- The ideal temperature to fall asleep is between 18-30c (64-86f).
- There is no butter in buttermilk.
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