It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
15 percent of Americans secretly bite their toes.
57
Nearly 10% of American households dress their pets in Halloween costumes.
36
People who have a strong friendship possess the ability to communicate with one another through facial expressions.
46
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212