Detecting Mayflower DNA

Detecting Mayflower DNA

Can DNA tests detect “Mayflower DNA?” This Thanksgiving story looks at early intermarriage and pedigree collapse among early Pilgrims in New England and the possibility of DNA founder effect—and what this means for genetic detection of Mayflower roots by descendants....
FTDNA Updates Ethnicity Estimates

FTDNA Updates Ethnicity Estimates

Family Tree DNA has (finally!) updated its ethnicity estimates from 24 to 90 categories for its Family Finder autosomal customers. Here’s what you should know about MyOrigins 3.0. Consumer DNA testing company Family Tree DNA (FTDNA) has been working on a major...
Endogamy and DNA Testing Tips

Endogamy and DNA Testing Tips

How does your DNA testing company correct for endogamy on DNA matches? You should know about Ancestry’s algorithm; MyHeritage’s rule for Ashkenazi Jewish ancestry; and these tips for segment size and shared matches. Endogamy is more than just a set of first cousins...
Map Your DNA Ethnicity v. Your Family Tree

Map Your DNA Ethnicity v. Your Family Tree

As soon as I tried FamilySearch’s new “Where Am I From?” family tree mapping tool, I wondered how my DNA ethnicity results would compare to my genealogical family tree. Here’s what I saw. FamilySearch has launched a free, interactive Where Am I From? online activity...