Are you looking for a hands-on way to teach your little ones about the human body? This fun Human Body Sensory Bin is a perfect addition to your My Body PreK activities or All About Me preschool theme ...

For example, in the 1890s, anatomist Robert Wiedersheim published a list of 86 human "vestiges," or body parts that had "lost their original physiological significance" to humans.

The human body is a machine whose many parts – from the microscopic details of our cells to our limbs, eyes, liver and brain – have been assembled in fits and starts over the four billion years of our ...

Some human body parts have become useless over the past few million years. These include wisdom teeth, the tail bone, and the muscle fibers that produce goose bumps. Take a look at nine body parts ...

There are arguably some parts of the human body that don't serve any useful purpose, such as the male nipple. That said, the usefulness of some organs is still up for debate, ...