This is One Thing, a column with tips on how to live. Babies are so many things—cute and noisy and sweet. But most of all, they’re sleepy. I have a 12-week-old daughter and she’s still exhausted from ...

The quest for sufficient baby sleep is a universal parent concern, often fraught with conflicting advice and anxieties.

Sleep regressions, periods when a baby who previously slept well suddenly wakes more often, are common and developmentally ...

Your baby has reached the 6-month milestone, and their developing brains are learning more skills than ever. From experiencing solid foods for the first time to showing signs of trying to crawl, this ...

This piece is part of Scientific American’s column The Science of Parenting. For more, go here. It was 3 A.M., and my seven-month-old would not stay asleep. She didn’t want to nurse. She cried when I ...