Girls have more tastebuds than boys.
124
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
Americans throw out 4.5 pounds of trash a day - twice that of 40 years ago.
76
People who have a strong friendship possess the ability to communicate with one another through facial expressions.
46
Two in five people in the world marry their first love.
270
The average person falls asleep in seven minutes.
115