- Every square inch of the human body has an average of 32 million bacteria on it.
- A pelican can hold more food in its beak than its belly.
- India has the most post offices than any other country (over 100,000).
- 45% of Americans don't know that the sun is a star.
- Tiger shark embryos begin attacking each other in their mother's womb before they are even born.
- Bernhard Riemann was an influential German mathematician who contributed to differential geometry and analysis, paving the way for the development of general relativity by Albert Einstein.
- A camel can drink 25 gallons of water in less than three minutes.
- The numerical digits we use today such as 1, 2 and 3 are based on the Hindu-Arabic numeral system developed over 1000 years ago.
- African elephants only have 4 teeth.
- The first paperback book was printed by Penguin Publishing in 1935.
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