Human evolution is often told as a tidy story of adaptation, yet some of our most familiar body parts still defy ...

The From Labs to Lives Blog connects everyday topics with UC Davis research. Each post is reviewed by our experts, ensuring you always get useful information you can trust. Because we can’t see them, ...

A fully developed adult human will typically have 206 bones in their body. These bones work well together and provide the rigid, yet mobile, structure that your body needs to perform everyday tasks.

The human skeleton — our internal framework that includes bones and cartilage — evolved over millions of years. It comprises an axial skeleton, which consists of the skull and the spine, as well as an ...