Human skeletons are often described in neat textbook numbers, but real bodies are far messier and more interesting. Extra ...
The human skeletal system consists of all of the bones, cartilage, tendons, and ligaments in the body. Altogether, the skeleton makes up about 20 percent of a person’s body weight. An adult’s skeleton ...
An international team of researchers has announced the discovery of the world's oldest known fossil primate skeleton, an animal that lived about 55 million years ago and was even smaller than today's ...