Blonde hair is not exclusive to Europeans. Melanesians of the south Pacific evolved a different gene for blonde hair.
7
Studies show that the risk of a “secret love” being revealed heightens romantic feelings for the partners, thanks to increased levels of phenylethylamine (PEA).
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Women mature much faster than men.
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Yawns are more contagious among people with closer relationships.
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The average American consumes 9 pounds of food additives every year.
6
Karl Pillemer, a professor, performed a study on thousands of elderly people and what advice they had about life. On happiness, there was a consensus: “the elders viewed happiness as a choice, not the result of how life treats you.”
13
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
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