A new study looks at how the mouth-on-mouth smooch came into being, and concludes that Neanderthals also kissed.

Kissing. There's not just one kind and each kind is special in its own way. Each kind of kiss is an expression of beauty, love, friendship, compassion, and sensuality. You might consider kissing as ...

Explore 'The Science of Kissing' and discover the fascinating behaviors behind different types of kisses. Join the experiment! It’s a weird ritual. As a scientist I don’t know much about it (as a ...

By Toby Sterling AMSTERDAM (Reuters) -Kissing did not begin with star-crossed human lovers but with the primate ancestors of ...

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