Kissing feels instinctive and intimate, yet scientists now argue it is a surprisingly recent and uneven addition to human behavior. Instead of a single romantic origin story, the evidence points to a ...

You just finished your diligent nightly routine of brushing and flossing your teeth, but your partner – who slacks on regular tooth care – hops into bed and tries to plant a big, fat kiss on you. Can ...

Humans do it, monkeys do it, even polar bears do it. And now researchers have reconstructed the evolutionary origins of kissing. Their study suggests that the mouth-on-mouth kiss evolved more than 21 ...

When you really think about it, kissing can be kind of complicated. Sure, for many people it is highly enjoyable, but that doesn't change the fact that everybody has their own personal preferences ...

Parents showing their children love and affection through hugs and kisses is an essential part of nurturing family relationships. However, the issue of parental kissing, especially on the mouth, has ...

But why are these specific kisses labeled French? In honor of International Kissing Day, we decided to look into the matter. Here’s what we learned: The term “French kiss” entered the English ...