This Week in PLoS

In PLoS Genetics this week, researchers at the University of Helsinki in Finland and their colleagues report their elucidation of novel candidate genes for obesity, which they found by mining the "gray zone" of data from genome-wide association studies. Using their method, the team was able to infer the "causality of genes with obesity by employing a unique set of monozygotic twin pairs [13] discordant for BMI," they write.

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

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

Researchers link genetic links between education and smoking and longevity.

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