This Week in Science

In this week's Science, an international research team presents data highlighting the role of random errors in DNA replication in cancer. The scientists analyzed genome sequencing and epidemiologic data from 32 cancer types and found that two-thirds of mutations in these cancers were due to random errors that occur in normal dividing cells during DNA replication, rather than hereditary or environmental causes.

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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.