Pedigree collapse is an advanced but important genetic genealogy topic. This first part of a two-part article explains how pedigree collapse plays into the DNA matching experience. Have you ever thought about how many ancestors you have? To start with you have 2...
DNA triangulation can help you figure out how you’re related to your DNA matches or identify an unknown ancestor on your family tree. Here’s how it can help you with your shared matches and genealogy. I always loved math, but not geometry. Too many complicated...
Last updated: March 24, 2025 Contacting your DNA matches can be like a first date. Follow these 4 “dating tips” to go from awkward to acquainted! The meatiest part of DNA test results for genealogists are the DNA matches: genetic cousins. And if your test...
Chromosome mapping can be a fun way to compare your shared DNA with known matches and assign genetic strands to specific shared ancestors. Here’s how to do this with DNA Painter. Chromosome mapping is one of those “DNA tangents” some people love. It’s a fun way to...
How can you learn about Jewish ethnicity and DNA? “Jewish DNA” genetic signatures show up in DNA test results for family history: in Y DNA, mtDNA and even autosomal tests. Because Jewish people (as a whole) have been so good at obeying rather strict laws of family...
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