A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
Blonde hair is not exclusive to Europeans. Melanesians of the south Pacific evolved a different gene for blonde hair.
7
Studies show that the risk of a “secret love” being revealed heightens romantic feelings for the partners, thanks to increased levels of phenylethylamine (PEA).
99
Only about 2% of the world population has green eyes.
36
All babies are color blind when they are born.
114
About 3000 years ago, most Egyptians died by the time they were 30!
18
Children's sense of smell is better than adults'.
860