A poll has found that computer 'nerds' make the best lovers, with 82 percent of IT geeks claiming they put their partner's pleasure above their own.
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Sea otters hold hands while sleeping so they don’t drift away from each other.
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Men fall in love faster than women do.
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You burn 26 calories in a one minute kiss.
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If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
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Couples' personalities converge over time to make partners more and more similar.
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Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
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When dragonflies mate, their tails form a love heart.
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