- The water signs are Cancer, Scorpio, and Pisces.
- The human eye blinks over 4,200,000 times a year.
- Chinese mathematics developed around the 11th century BC and included important concepts related to negative numbers, decimals, algebra and geometry.
- Twins have a very high occurrence of left-handedness.
- The Olympic flag was designed in 1913.
- Only male turkeys gobble.
- A woodpecker can peck 20 times a second.
- Rainbows can only be seen in the morning or late afternoon (the sun needs to be less than 40 above the horizon).
- It is impossible to sneeze while you are sleeping.
- Alan Turing was a British mathematician and computer scientist who cracked German ciphers (codes) in the Second World War, contributed to mathematical logic and played an important role in the development of algorithms, artificial intelligence and the modern computer.
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