The Curious Evolution of a Baby’s Smile

  There are few moments as enjoyable for parents as when they see their baby smile for the first time. Indeed, a baby’s first smile is a source of utter joy. When it happens, parents feel they’ve started to communicate a little more with their child. However, is this really the case? We’re going to explain the curious evolution of a baby’s smile. Smiling is a central communicative act in the human being. It helps us to generate closeness with others, demonstrates that we’re good people, and expresses our pleasure and well-being. Therefore, it’s hardly surprising that this innate habit…