- 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.
- Men are stuck by lightning 7 times more than women.
- Camel's milk doesn't curdle.
- Despite its hump, a camel has a straight spine.
- The Olympic flag was designed in 1913.
- Hypnotism is banned in public schools in San Diego (U.S.).
- The humming bird is the only bird that can fly backwards.
- An octopus has nine brains and three hearts.
- You are 1% shorter in the evening than you are in the morning.
- Baby koalas are fed poo by their parents after they are born which helps them digest Eucalyptus leaves later in life.
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