The of humans is in Botswana. Researchers said all our are in Botswana. Humans were 200,000 years . They moved across Africa and into Europe and Asia. A said: "We've known for a time that humans originated in Africa 200,000 ago."
Researchers said we come from an called Okavango. They looked at from people who live there today. The people had a of DNA called L0. The professor said time people moved, that was recorded in L0. It was a time-. She said walking around today is from this .
