DNA reveals more about the secrets of early humans
Analysis of DNA from a very early human could help rewrite the history of mankind.
For years scientists have believed that the earliest people on earth, and their ancestors Neanderthals, started life in Africa before moving into Europe and Asia.
Tests on a 45,000 year old bone suggest they may have got their dates totally wrong.
Doctor Susanne Shultz, from the University of Manchester came into the studio to explain what it all means.