The research team used Y chromosome DNA to study the paternal relationships in the Washington family tree. A new method of sequencing genetic data allowed the team to study nearly 100,000 single ...

New DNA sequencing technologies have identified the historical remains of George Washington's grandnephews, Samuel Walter Washington and George Steptoe Washington Jr., and their mother, Lucy Payne ...

DNA analysis of unmarked remains has shed light on a long-standing mystery surrounding the fates of President George Washington’s younger brother Samuel and his kin.