The world's shortest man measures only 21.5 inches.
73
Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
34
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
In 75% of American households, women manage the money and pay the bills.
97
Research has determined that most people are happiest at 7:26pm on a Saturday night.
69
The offspring of two sets of identical twins are legally cousins but genetically siblings.
63
Americans throw out 4.5 pounds of trash a day - twice that of 40 years ago.
76
On average a woman has 4 sexual partners in her lifetime.
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