Abuse accelerates puberty in children

Maltreatment can affect a child’s psychological development. New research indicates that the stress of abuse can impact the physical growth and maturation of adolescents as well.Credit: Flickr/Travis While it has long been known that maltreatment can affect a child’s psychological … Continue reading

Better wisdom from crowds

A new technique can better extract correct answers from large groups of people. For a given question, people are asked two things: What they think the right answer is, and what they think popular opinion will be. The variation between … Continue reading