Archaeology is not only about stones and bones: it is mainly about the people of the past. DNA is one way to get from the stones and the bones to the people and their stories.
A rush of ancient DNA projects in Africa has presented the curators of archaeological skeletons with ethical issues because research requires the destruction of human bone.
New research reveals that New Zealand once had its own species of black swan, the Poūwa.
Scientists turn detective to find out what happened to the last specimens of an extinct bird.