- Much of the work done by Leibniz and Newton is based on theories by French philosopher Rene Descartes. As well as his many contributions to philosophy, Descartes also had a huge impact on mathematics, creating analytical geometry, developing a system that describes geometry using algebra, contributing to optics and much more..
- The Greek national anthem has 158 verses.
- The average person laughs 10 times a day.
- A person produces enough saliva to fill 2 average size swimming pools during their lifetime.
- Crocodiles are responsible for over a 1,000 deaths each year by the Banks of the Nile river.
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