FILE PHOTO: Vanessa Hayes speaks with Headman ǀkun ǀkunta, from an extended Ju/'hoansi family, who provided genome data for a study identifying the ancestral homeland in southern Africa of all living members of our species, in Namibia, Feb 6, 2019. Chris Bennett/Evolving Picture/Handout via REUTERS/File Photo

Mankind’s ancestral ‘homeland’ spotted

A large ancient wetlands region spanning northern Botswana may represent the ancestral homeland of all of the 7.7 billion people on Earth today, says researchers