Only 2% of the Earth's population are natural redheads.
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Women who are romance novel readers are reported to make love 74% more often with their partners than women who do not read romance novels.
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It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
Blonde hair is not exclusive to Europeans. Melanesians of the south Pacific evolved a different gene for blonde hair.
7
During an average lifetime, a man will spend 3,350 hours removing 8.4 meters of stubble.
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Research has determined that most people are happiest at 7:26pm on a Saturday night.
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