You have probably noticed it at some point: a small clump of fluff sitting in your belly button. It is not that it looks like much damage, as most people shrug and ignore it. However, have you ever ...

Daily, if not twice daily, I sit around and preform omphaloskepsis, defined as n : contemplation of one's navel. For me that usually involves a pinky IN my navel. And I usually pull out this light or ...

Your belly button changes shape during pregnancy because your growing uterus pushes outward against your abdominal wall.

(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 ...