The debate about nature versus nurture goes back to humans’ earliest days of intellectual dispute. Classical Greek thinkers like Plato and Aristotle picked their sides on the causes of human behavior ...

It’s an age-old question: is nature or nurture more responsible for how we turn out in life? Scientists have long believed that some combination of our genes and environment – our diets, lifestyles, ...

Aug. 17, 2005 — -- Identical twins generally are not separated during adoptions, but Chinese officials had no record that Lily and Gillian were related at the time of their adoption in 2000. As a ...