In people and other mammals, the belly button is a scar that remains at the point where the umbilical cord was connected to the fetus' body. Even though dinosaur embryos weren't attached to an ...

At first glance, it looks like an abstract heart or a small gold nugget, but the pendant that’s always hanging around my neck is something that’s far more valuable than any precious metal or stone: It ...

(The Conversation) – Everyone has one, but you might not know much about it. Here biologist Sarah Leupen, who teaches human and comparative animal physiology, explains the ins and outs of belly ...

Whether you have an innie or an outie, pretty much all us mammals have a belly button. But before you had a belly button, there was actually a different bit of anatomy in its place. While you were ...

Usually within the first minute of birth, the umbilical cord running between mother and infant is clamped. But this may be too fast, researchers say. Waiting until the cord stops pulsing could give ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (The Conversation) – Everyone has one, but ...