02:22 USA Scientists use DNA to uncover story of Charleston slaves Scientists in the United States are using ancient DNA to reveal the stories of 36 people who were buried in unmarked graves in Charleston, in ...
02:51 The Morning Call New DNA tools to identify remains from 9/11 [The Morning Call] It is September 11 2001, and the twin towers of the world trade centers are struck by hijacked planes in what became the biggest terrorist attack ...