The things we can now learn about ourselves, and our recent history, through ancestry testing are simply amazing. Revisiting the SNP chip used by Ancestry.com and 23andMe.com, 4-grandparent test, amazing geographic specificity, no you do not have thousands of relatives on those ancestry sites, population-level ancestry reduces to statistics, horrors of slavery, the amazing story of Hans Jonathan and the African DNA of Iceland, recreating genetic history of people across the world.

Intro Music by Xihcsr

Thumbnail: Alexander Krivitskiy via Unsplash.com