People with blue eyes are better able to see in the dark.
153
City dwellers have longer, thicker, denser nose hairs than country folks do.
48
Yawns are more contagious among people with closer relationships.
163
‘Old people smell’ is actually caused by a chemical, 2-nonenal, that old people secrete through their skin
8
As many as one third Americans flush the toilet while they are still on it.
157
Yu Youzhen, a Chinese millionaire, works as a street sweeper for the sanitation department to set an example for her children.
11
People with light eye colors (like blue, green or grey) have a higher alcohol tolerance.
194