Another easy clue as to why i think and the science communtiy at large thinks teh human race is from Africa................is you can see the evolution in the fossil evidence.....

From First Primates to First Bipeds (Ch.6) Flashcards | Quizlet

https://quizlet.com/27249406/from-first-primates-to-first-bipeds-ch6-flash-cards/

one of the earliest genre of bipeds that lived in eastern Africa ... a newly identified species of south african australopithecine, with derived homo-like ...

Evolution and Prehistory: The Human Challenge

https://books.google.com/books?isbn=1285061411

William A. Haviland, ‎Dana Walrath, ‎Harald E. L. Prins - 2013 - ‎Social Science

... in South Africa, China, and Java—of fossils of smaller-brained bipeds from the ... the Middle East through the Red Sea and eastern Africa into southern Africa.

Cultural Anthropology: The Human Challenge

https://books.google.com/books?isbn=1133957420

William A. Haviland, ‎Harald E. L. Prins, ‎Bunny McBride - 2013 - ‎Social Science

Bipeds. Between 5 and 15 mya, various kinds of hominoids lived throughout ... new discoveries of ancient humanlike fossils, especially in East Africa, repeatedly ...