Is 5% of the Earth’s Population Related to Genghis Khan?

If you spend any amount of time on the internet — and if you’re reading this, you probably do and perhaps even feel shamed by your weekly Screen Time notification — you’ve probably seen the statistic that 5% of the Earth’s population is related to 13th century ruler of the Mongol Empire and presumed prolific father, Genghis Khan. In this episode of SciShow, Hank Green explores if that’s true and how researchers investigate relations across dozens and even hundreds of generations.

• genetics
• Genghis Khan
• Hank Green
• science
• video