- Out of the 250+ known species of shark only 18 are known to be dangerous to man.
- Your most active muscles are in your eye.
- Petrol has no specific freezing point (it can freezes at any temperature between -82 and -115C (-180 and -240F).
- An ostrich can outrun a horse.
- The Hindu-Arabic numeral system began developing as early as the 1st century with a full system being established around the 9th century, forming the basis of the numerical digits 0, 1, 2, 3, 4, 5, 6, 7, 8 and 9 that we use today.
- You're more likely to get stung by a bee on a windy day than any other.
- Every square inch of the human body has an average of 32 million bacteria on it.
- You are 1% shorter in the evening than you are in the morning.
- The Sun has a diameter of 1,390,176km (864,000miles).
- The Grand Canyon can hold around 900 trillion footballs.
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