The NYT’s Natalie Angier on what scientists are learning about the primal impact of a baby’s cry. “The sound of an infant’s cry arouses a far quicker and stronger response in action-oriented parts of the adult brain than do similarly loud or emotionally laden noises, like a dog barking or a neighbor weeping.” (It’s a relief to know that my weeping isn’t having a particularly detrimental impact on on my neighbors…)