Love, Explained: The Science of Romance

Sex, speed dating, monogamy--for Valentine's Day, we look at the science behind the mating game

Love for Life? 12 Animals That Are (Mostly) Monogamous [Slide Show]

Is monogamy a myth even in the animal kingdom? Not necessarily. A look at animals that are said to pair off for life


Do Pheromones Play a Role in Our Sex Lives?

Humans might use a nuanced concoction of chemicals even more complex than formal pheromones to attract potential mates


Discovering the Secrets of Long-Term Love

A survey reveals many American couples are still "intensely in love" even after a decade together--and hints at the reasons why


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