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Lizard blizzard survivors tell story of natural selection（图）
Lizard blizzard survivors tell story natural selection
2017/8/3
An unusually cold winter in the U.S. in 2014 took a toll on the green anole lizard, a tree-dwelling creature common to the southeastern United States. A new study offers a rare view of natural selecti...
New look at archaic DNA rewrites human evolution story（图）
archaic DNA rewrites human evolution
2017/8/2
Hundreds of thousands of years ago, the ancestors of modern humans diverged from an archaic lineage that gave rise to Neanderthals and Denisovans. Yet the evolutionary relationships between these grou...
Vitamin D and dementia risk: the cause and consequence story
vitamin D dementia disentangle Indeed
2017/8/1
We read with great interest the article by Olsson et al. (1), which examined the association of vitamin D with dementia risk in a cohort of Swedish men. This study measured plasma 25-hydroxyvitamin D ...
The Story of a Bizarre Deep-sea Bone Worm Takes an Unexpected Twist（图）
Deep-sea Bone Worm Unexpected Twist
2014/12/11
The saga of the Osedax “bone-eating” worms began 12 years ago, with the first discovery of these deep-sea creatures that feast on the bones of dead animals. TheOsedax story grew even st...
A review of recent research on the domestication of large herbivores for 'The Modern View of Domestication,' a special feature of PNAS, suggests that neither intentional breeding nor genetic isolation...