Some people may have locked their lips when the clock struck midnight, signaling the start of a new year. But why?

Ingrid Bergman is said to have uttered one of the most notable definitions of the act of touching lips: “A kiss is a lovely trick designed by nature to stop speech when words become superfluous.” Some ...

The first kiss is a landmark event in the lives of most individuals. You probably remember where you were at the time, who your partner was, and who initiated that all-important first expression of ...