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, ...

For more than a century, scientists have debated whether intelligence is mostly a product of nature or nurture. Identical twins—those born with the same genetic blueprint—have long been the perfect ...

Is our cancer the result of nature or nurture? Are we the victims of faulty DNA over which we have no control? Or of lifestyle and environmental factors that we can change? Or is there a third option?