20 Pre-Clovis Mastodon Hunting 13,800 Years Ago at the Manis Site, Washington.
http://www.sciencemag.org/content/334/6054/351.abstract
19 Early humans mixed and stored ochre pigments in shells 100,000 years ago, an indication of the emergence of higher planning.
http://www.sciencemag.org/content/334/6053/219.abstract
18 Whole-genome data indicate that early modern humans expanded into Australia 62,000 to 75,000 years ago.
http://www.sciencemag.org/content/334/6052/94.abstract
17 The Shaping of Modern Human Immune Systems by Multiregional Admixture with Archaic Humans. Viral defense and embryo implantation mechanisms have been shaped by contributions from Neandertal and Denisovan genes.
http://www.sciencemag.org/content/334/6052/89.abstract
16 Australopithecus sediba at 1.977 Ma and Implications for the Origins of the Genus Homo. Pickering R. et al. (2011). Science 333: 1421-1423.
http://www.sciencemag.org/content/333/6048/1421.abstract
15 The Tibetan Plateau acted as a cradle of adaptation to cold for Pleistocene megafauna. Deng T. et al. (2011). Science 333:1285.
http://www.sciencemag.org/content/333/6047/1285.abstract
14 A Jurassic eutherian mammal and divergence of marsupials and placentals. Luo ZX. et al. (2011). Nature 476:442-445.
http://www.nature.com/nature/journal/v476/n7361/full/nature10291.html
13 A Simple Type of Wood in Two Early Devonian Plants. Gerrienne P. et al. (2011). Science 333:837.
http://www.sciencemag.org/content/333/6044/837.abstract
12 An Archaeopteryx-like theropod from China and the origin of Avialae. Xu X. et al. (2011). Nature 475:465-470.
http://www.nature.com/nature/journal/v475/n7357/full/nature10288.html
11 Evidence from two early fossils suggests that brain enlargement and specialization proceeded in three pulses. Rowe TB. et al. (2011). Science 332:955-957.
http://www.sciencemag.org/content/332/6032/955.abstract
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