A human baby arrives in the world in a strange state, eyes open, ears working, brain growing fast, yet unable to move through the world in any meaningful way. That mix is the heart of a new argument ...

A typical human pregnancy lasts 40 weeks, but most parents know this number is only a rough estimate. Babies are born on a seemingly unpredictable timeline, with a normal pregnancy ranging from 38 to ...

Human babies arrive with 100 extra bones for the same reason birth is the most dangerous event in mammalian life. Both facts ...

The quail is a small, unassuming bird that glides rather than flies and prefers to hide under bushes than to perch on top of a tree. And now, it's also helping scientists understand serious birth ...