Scientists have developed Geographic Population Structure (GPS) to trace the origin of an individual’s DNA dating back to 1000 years. GPS works like a satellite navigation system, traces origin of DNA formed 1000 yrs back, says Eran Elhaik of Sheffield University. This is done through examining genetic admixture of individuals, DNA tracing as precise as finding villages of … [Read more...] about Know Where your Ancestors Lived 1,000 years Ago