Mice remember well where they get high

Even if key areas of the brain are dysfunctional, mice can learn to associate smell and look of a location with the availability of cocaine.

Parents obese? You might be slow.

Children of obese parents are more likely to fail tests of fine motor skills and personal-social skills than those of normal-weight parents.

Shooting, gang violence lead to PTSD

Many people, especially women, who experience trauma and violence in their neighborhoods, develop PTSD and depression, a Northwestern U. study suggests.