It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
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In a year, the average person walks four miles to make his or her bed.
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Only 2% of the worlds population is blonde.
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Research has determined that most people are happiest at 7:26pm on a Saturday night.
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You can only remember 4 things at a time.
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According to some estimates, Americans are sitting on $30 billion worth of unredeemed gift cards.
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According to Harris Interactive, 70% of men and 57% of women shower daily.
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