What does MPI stand for? MPI stands for Major Periodic Inspection (aviation industry) Suggest new definition This definition appears somewhat frequently and is found in the following Acronym Finder categories:
Scientists agree that our early ancestors, Homo erectus, first appeared in Africa 1â2 million years ago. They spread throughout the world and evolved into ancient humans. Most believe that modern humans evolved in Africa, and gradually replaced all the other ancient humans (the 'Out-of-Africa' theory). Some scientists believe that ancient humans may have evolved into modern humans all over the world at around the same time (the 'multiregional' theory). Either way, by about 30,000 years ago, we â Homo sapiens â were the only humans left on the planet. The 'multiregional' and 'Out-of-Africa' theories.
It would be a mistake to assume that from the time modern Homo sapiens began migrating out of Africa that all people in that continent were modern humans. The video below presents evidence of pockets of archaic humans surviving in West Africa until at least 13,000 years ago.t would be a mistake to assume that from the time modern Homo sapiens began migrating out of Africa that all people in that continent were modern humans. The video below presents evidence of pockets of archaic humans surviving in West Africa until at least 13,000 years ago.