It's time now for our regular science news roundup with our friends at NPR's Short Wave podcast, Regina Barber and Rachel Carlson. Good to have you both here. RACHEL CARLSON, BYLINE: Hey, Ari. REGINA ...
We have all seen this moment countless times: a baby enters the world and bursts into tears. It is so common that we rarely stop to wonder why it happens. Why do newborns cry instantly after birth?