Babies as young as 8 months want to see wrongdoers punished, a new study finds. In contrast, younger babies prefer to see individuals being nice to one another even when that means that someone is nice to a character who deserves a slap on the wrist. "This study helps to answer questions that have puzzled evolutionary psychologists for decades," Kiley Hamlin, a psychologist at the University of British Columbia, said in a statement...