This Week in PNAS

In the advance, online edition of PNAS this week, Joshua Akey and his coworkers genotyped 275 dogs from 10 breeds to look for signals of artificial selection in the dog genome. In the process, they found more than 150 parts of the genome containing recent signals of selection that may influence breed variable traits such as size, coat, behavior, and physiology.

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Labs in the US and South Korea are hoping to bring the woolly mammoth back from beyond extinction, Newsweek writes.

Researchers link genetic links between education and smoking and longevity.

Geneticist Adam Rutherford speaks with National Geographic about paleogenetics, race, and more.

In PNAS this week: influence of gene environment interactions on polygenic traits, epigenetic features affecting fruit fly foraging, and more.