- The average human brain contains around 78% water.
- In the 17th century Galileo Galilei and Johannes Kepler made important discoveries relating to planetary motion and orbits..
- Hippopotamuses have skin 3.8cm (1.5in) thick.
- Women make up 49% of the worlds population.
- Ostriches have a 14 meter (46 foot) long small intestine.
reload more facts | visit cool facts
add this widget to your website