That seems to be the takeaway from new research that concludes “archaic” humans, somewhere in Africa during the last 20-60 thousand years, interbred with anatomically modern humans and transferred small amounts of genetic material to their offspring who are alive today.
University of Arizona geneticist Michael Hammer and a team of evolutionary biologists, geneticists and mathematicians report the finding in today’s Proceedings of the National Academy of Sciences.
(InformAfrica) — FAO Director-General Jacques Diouf warned today that pressure on the world’s soil resources and land degradation are threatening global food security. He called for a renewed international effort to assure sufficient fertile and healthy soils today and for future generations.
It is now widely accepted that the species Homo sapiens originated in Africa and eventually spread throughout the world. But did those early humans interbreed with more ancestral forms of the genus Homo, for example Homo erectus, the “upright walking man,” Homo habilis, – the “tool-using man” or Homo neanderthalensis, the first artists of cave-painting fame?
PRESS RELEASE: The Planet Earth Institute (PEI), the permanent legacy of the ‘UN International Year of Planet Earth’, has announced a major conference to focus on sustainable and responsible mining in developing nations, to be held in October 2011.