AncestryDNA shared matches have changed since they dropped smallest shared segments (below 8cM) and refined the matching algorithm. Here’s what I see and 2 things you can do about the changes. We blogged not long ago about changes coming to the AncestryDNA shared...
DNA tests from 23andMe and AncestryDNA require saliva. What if you (or your relative) can’t spit to provide the sample? “My uncle has severe Alzheimer’s. I have tried to get enough spit from him for AncestryDNA to test but have been unsuccessful. What should I do?”...
AncestryDNA now reports longest shared segment with DNA matches—yay! There’s some confusion about longest shared segment v. total shared DNA. Here’s how their Timber algorithm affects these, and why it’s good for your family tree. Most of the time, I leave the...
The Shared cM Project now shows your DNA match relationship possibilities in an easy-to-understand chart (a histogram) on the DNA Painter website. Here’s how it can help you build your genetic family tree—and a caution about TWO types of data in the DNA Painter tool....
Which DNA testing company should you use? Do different companies give different results? Short answer: Yes. Here are 3 ways your DNA test results may vary. While doing a Q&A for Legacy Family Tree webinars recently, I got this great question: Does doing DNA...
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