Posts
Where R1a-Z93 Lives: A Country-by-Country Data Analysis
Three independent censuses agree: the ancient record fills the Z2124 arm and goes silent at L657, while the modern map inverts — with graded best guesses for the migrations behind the pattern.
Origin of R1a Haplogroup among Indo-Aryans
Separating verified Y-tree topology, ancient R-Z94 relatives, and historical interpretation—without turning collateral branches into direct ancestors.
qpAdm Tutorial: Consumer DNA and AADR v66
Run qpAdm as model competition rather than a p-value hunt, with current AADR data, model-free checks, rotations, and explicit claim limits.
Indo-Aryan qpAdm Admixture
The evidence supports broad AASI, Steppe, and Central Asian farmer ancestry axes and a 1900–1500 BCE contact window—not one uniquely identified culture.