Distribution of Bell Beaker-derived and Yamnaya-derived ancestry proportions obtained from the IBD admixture model. The proportion of each steppe source is standardized by the total steppe contributions, i.e. the sum of Corded Ware, Bell Beaker and Yamnaya_Samara contributions. Credit: bioRxiv (2024). DOI: 10.1101/2024.12.02.626332 A team of 91 researchers—including famed geneticist Eske Willerslev at the Lundbeck Foundation GeoGenetics Center, University of Copenhagen—has discovered a Bronze Ag...