They found that lactose tolerance that is common in northern Europe today was not common even as late as 2,000 years ago .
In 2014 his team undertook the first large scale past population genomic study reporting more than 100 ancient genomes from Bronze Age Europe and Asia .
They found that lactose tolerance that is common in northern Bronze Age Europe today was not common even as late as 2,000 years ago .
In 2014 his team undertook the first large scale past population genomic study reporting more than 100 ancient genomes from Bronze Age Europe and Asia .