- The only thing that can scratch a diamond is a diamond.
- In the 17th century Galileo Galilei and Johannes Kepler made important discoveries relating to planetary motion and orbits.
- A camel can shut its nostrils during a desert sandstorm.
- Born in France, Pierre de Fermat was an amateur mathematician who is best known for Fermat's Last Theorem.
- Hydrogen is the most abundant element in the Universe (75%).
- The word 'almost' is the longest in the English language with all the letters in alphabetical order.
- Some dinosaurs had tails over 13m (45 feet) long.
- The average person will consume 100 tons of food and 45,424 liters (12,000 gallons) of water in their lifetime.
- Water can boil and freeze at the same time.
- On average you blink 25,000 a day.
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