- It takes 50 minutes to soft boil and two hours to hard boil an ostrich egg.
- Humans share 50% of their DNA with bananas.
- In the 17th century Galileo Galilei and Johannes Kepler made important discoveries relating to planetary motion and orbits.
- House cats have 18 claws.
- The average human brain contains around 78% water.
- Different names for the number 0 include zero, nought, naught, nil, zilch and zip.
- 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.
- The only letter which doesn't appear in the Periodic Table is j.
- Mathematical developments increased rapidly around the time of the Italian Renaissance in the 16th century and continued through the scientific revolution of the 17th and 18th centuries, becoming increasingly abstract in the 19th and 20th centuries.
- Greeks constructed aesthetically pleasing buildings and artworks based on the golden ratio of approximately 1.618.
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