The offspring of two sets of identical twins are legally cousins but genetically siblings.
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The single biggest predictor of love is proximity.
30
There are about 255 babies born worldwide every minute.
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Studies suggest that people who appear to be constantly distracted have more "working memory" and "sharper brains".
13
Studies show that the risk of a “secret love” being revealed heightens romantic feelings for the partners, thanks to increased levels of phenylethylamine (PEA).
99
Most people smile when they are frustrated, according to a study.
15
35% of the people using personal ads for dating are already married!
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