FamilyTreeDNA

A detailed look at the world’s largest mtDNA haplotree, how it continues to grow and refine, and what recent updates reveal about maternal ancestry and population history.

FamilyTreeDNA’s Y-DNA haplotree includes over 100,000 branches and 830,000 variants — the most detailed paternal ancestry map in the world. Each month, we update this post with…

Family tree expert Roberta Estes explains how DNA testing transformed her family tree, uncovered surprising discoveries, and helped solve long-standing research challenges.

Genetic genealogy isn’t just about science—it’s about stories. Janine Cloud shares how DNA shaped her family tree, her biggest discoveries, and the lessons she’s learned along the…

An accessible overview of the DNA sequencing technologies used in genetic genealogy, from early methods like Sanger sequencing to modern next-generation sequencing.

The Updated mtDNA Tree of Humankind has expanded again, adding more than 12,700 new maternal haplogroups. This update deepens global mtDNA coverage and enhances maternal lineage…

Andrew Hochreiter shares how DNA testing and genealogy records revealed the deeper story of his German ancestry—from Bavaria to the Mediterranean.

Discover how FamilyTreeDNA’s Group General Fund powers collaborative DNA research, supporting genealogists and volunteers in their quest for discovery.

Explore the origins, evolution, and meanings of French surnames and “dit” names, and learn how DNA testing helps uncover Acadian and French ancestry.

Whether you're new to WikiTree or just getting started with DNA, this guide breaks down the key features that make WikiTree a powerful tool for your genetic genealogy.