Fish fathers exhibit signatures of 'baby brain' that may facilitate parental care behavior

Many new parents are familiar with terms like 'baby brain' or 'mommy brain' that hint at an unavoidable decline in cognitive function associated with the hormonal changes of pregnancy, childbirth, and maternal caregiving. A new study of parental care in stickleback fish is a reminder that such parenting-induced changes in the brain and associated shifts in cognition and behavior are not just for females — and they're not just for mammals either.

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Analyses of newborn babies' head odors suggest importance in facilitating bonding

Scientists have identified the chemical makeup of the odors produced by newborn babies' heads. The results shed more light on the olfactory importance of newborns' heads in mother-baby and kin recognition. They also developed a non-invasive and stress-free method of sampling these odors directory from heads of the babies. Research into these odors can hopefully be utilized in the prevention of issues such as infant neglect and attachment disorders.

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First large-scale study of universal screening for autism raises questions about accuracy

In the first large, real-world study of universal screening for autism spectrum disorder (ASD) in toddlers, researchers have found that the most widely used and researched screening tool is less accurate than shown in previous studies conducted in research laboratory settings. The new study also revealed significant disparities in detecting early autism symptoms in minority, urban and low-income children.

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