In a study published April 8 in Current Biology, University of Washington researchers found that when the adult talked and played socially with a 5-month-old ba
Maternal body odour signals to babies that they can safely build relationships with other adults, a trait that may have evolved so that mothers can share the load of child rearing
The findings suggest that scent preserves a signal of the mother s presence even in her absence, according to researchers at the Center for Developmental Social Neuroscience in Israel.