It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
The average American consumes 9 pounds of food additives every year.
6
In a year, the average person walks four miles to make his or her bed.
56
Americans throw out 4.5 pounds of trash a day - twice that of 40 years ago.
76
91% of Americans eat turkey on Thanksgiving.
197
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
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
More than half the population of Kenya is under the age of 15.
71