- The diameter of Jupiter is 152,800km (88 700 miles).
- Crocodiles swallow rocks to help them dive deeper.
- In 1878 the first telephone book made contained only 50 names.
- A human brain weighs around 3 pounds.
- Female condors lays a single egg once every 2 years.
- The average person goes to the toilet 6 times a day.
- All pilots on international flights identify themselves in English regardless of their country of origin.
- The world's knowledge is growing so fast that 90% of what we will know in 50 years time will be discovered in those 50 years.
- Wheat is the world's most widely grown plant.
- Ketchup was once sold as a medicine.
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