Despite rapid and encouraging progress in many fields of aging, regenerative medicine and healthy life extension, there are countless vitally important areas in which we are still in the dark regarding the workings of our own bodies. This article from the BBC highlights one such area; changes in the brain that occur with aging. How do they affect us? How can we retain the plasticity and ability to learn that young people possess? These are questions without answers, just a few amongst many. Much more research needs to be done to allow us the level of control we would like over the changes in our bodies that happen with age.