- Ablutophobia is the fear of bathing.
- The summer solstice marks the first day of summer and the longest day of the year.
- The surface of Mars is covered in rust, making the planet appear red.
- One is the only number with letters in reverse alphabetical order.
- You can buy square watermelons in Japan (developed to stack better in supermarkets).
- 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.
- You can't hum while plugging your nose.
- In 1634, Tulip bulbs were a form of currency in Holland.
- 'fan' is short for 'fanatic'.
- China manufacturers 70% of the worlds toys.
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