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.
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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
Men are more attracted to women whose bone structure is similar to their own mothers. It's called "sexual imprinting".
18
The average person laughs 13 times a day!
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As a rule, 66 percent of people keep their eyes closed while kissing. The rest take pleasure in watching the emotions run the gamut on the faces of their partners.
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