Researchers have found that environmental stressors -- from the Trail of Tears to the Civil War -- led to significant changes in the shape of skulls in the eastern and western bands of the Cherokee people. The findings highlight the role of environmental factors in shaping our physical characteristics.
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/G...
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/G...



Tendencias Científicas
La prevención del VIH no llega a las jóvenes sudafricanas

CIENCIA ON LINE