- The only thing that can destroy a diamond is intense heat.
- An octopus has nine brains and three hearts.
- 11% of people are left handed.
- From space the brightest man made place is Las Vegas.
- The average raindrop weighs less than an eyelash.
- Americas top selling ice cream flavour is vanilla.
- Human thigh bones are stronger than concrete.
- Check out some more big numbers.
- When born a baby giraffe is 1.8m (6ft) tall.
- England's Stonehenge is over 5,000 years old.
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