It is so important that people decide whether or not they want to be in a relationship based on how good or bad the first kiss is. Desire is the beginning of every great kiss. If one party isn’t sure ...

Kissing, for all popularity, is a bit of a mystery. Scientists have long debated when humans’ ancestors first put their lips together, and whether the act is simply a cultural trait. A new study ...

Is it in his kiss? Oh, yes. Osculation, the scientific term for kissing, in many ways says everything about your compatibility with your mate and the health of your relationship. We asked scientist ...

And humans are far from the only species locking lips. By Ali Watkins The act has been called many things: Centrifugal motion. Perpetual bliss. The thrill of the moment. Unstoppable. In technical ...