65 A survey of genetic variation in Native American and Siberian populations reveals that Native Americans are descended from at least three streams of gene flow from Asia: after the initial peopling of the continent there was a southward expansion facilitated by the coast, with sequential population splits and little gene flow after divergence, especially in South America.
http://www.nature.com/nature/journal/v488/n7411/full/nature11258.html
64 New fossils from Koobi Fora in northern Kenya confirm taxonomic diversity in early Homo.
http://www.nature.com/nature/journal/v488/n7410/full/nature11322.html
63 The age of a Western Stemmed projectile point implies that this culture overlapped with the Clovis culture in North America.
http://www.sciencemag.org/content/337/6091/223.abstract
62 The diet of Australopithecus sediba.
http://www.nature.com/nature/journal/v487/n7405/full/nature11185.html
61 Early Pottery at 20,000 Years Ago in Xianrendong Cave, China.
http://www.sciencemag.org/content/336/6089/1696.abstract
60 Late Middle Eocene primate from Myanmar and the initial anthropoid colonization of Africa.
http://www.pnas.org/content/109/26/10293.abstract
59 Fluvial landscapes of the Harappan civilization.
http://www.pnas.org/content/109/26/E1688.abstract
58 First dairying in green Saharan Africa in the fifth millennium BC.
http://www.nature.com/nature/journal/v486/n7403/full/nature11186.html
57 Dating of calcite crusts overlying art in Spanish caves shows that painting began more than 40,000 years ago.
http://www.sciencemag.org/content/336/6087/1409.abstract
56 First wave of cultivators spread to Cyprus at least 10,600 y ago.
http://www.pnas.org/content/109/22/8445.abstract
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