Just like your body has a skeleton, every cell in your body has a skeleton—a cytoskeleton to be precise. This provides cells ...

The skeleton, made up of bones and cartilage, serves critical functions—supporting the body, protecting organs, forming blood ...

Over time, this makes these body parts harder and stronger. While humans have 206 to 213 bones in our body, most sharks have about 200 to 400 structures made of cartilage. The exact number varies ...

The 206 bones comprising the human skeleton are sophisticated structures of living tissue. Our bones are key components that allow us to interact with the physically active environments in which ...