XDNA: A Case Study

XDNA: A Case Study

This XDNA case study shows how XDNA may give you clues about how you’re related to your DNA matches and who your common ancestor might be. Trying to use autosomal DNA to identify ancestral connections further back than 3X great grandparents can be tricky (at best). I...
What is a Genetic Network?

What is a Genetic Network?

What is a genetic network? Here’s how genetic networks apply to your DNA matches and how they can topple your genealogy brick walls by finding your missing ancestors and solving family history mysteries! Why do people (especially science people) use big words to...
How Am I Related to My DNA Matches?

How Am I Related to My DNA Matches?

Last updated: January 13, 2025   Each testing company has a different way to show you how you’re related to your DNA matches. Here’s how to find that information at AncestryDNA, Family Tree DNA, Living DNA, MyHeritage and 23andMe. Online tools for...
Finding an Immigrant Ancestor Using DNA

Finding an Immigrant Ancestor Using DNA

Finding immigrant ancestors—and tracing them to an overseas birthplace—can be challenging. Here’s how one researcher used DNA to confidently identify an ancestor’s family and place of origin. His methods led to a new cousin—and a Portuguese branch on his family tree....