Osteoclasts are active throughout an organism’s life and are responsible for bone maintenance – breaking down old or damaged bone tissue. The blood cells you can see in this image are about 7 ...

Human and animal bones were found inside the 1,500-year-old Bromeswell bucket. A double-sided comb was also discovered.

A group of North Texas doctors and scientists printed part of a human femur—the longest and strongest bone in the body—that ...