This news about babies silently crying in the womb has hit us hard.

Researchers found that fetuses were more likely to yawn when their mother did, suggesting humans may experience yawn ...

A sibling can change your life — potentially even before birth. The sex of one fetus can affect its neighbors in the womb. The "intrauterine position effect" was first discovered in cattle farming. A ...

A baby's digestive system starts to develop before you might even know you're pregnant. While their first bowel movement isn't until after they're born, babies do pee in the womb and build up waste ...