This Week in Nature

In Nature this week, researchers from the University of California, Berkeley reported on an ancient genetic variation that enables Tibetans to survive at high altitudes. The low oxygen levels on the Tibetan plateau make it inhospitable to most humans except those indigenous people. Previous studies have identified a hypoxia pathway gene called EPAS1 as being key to Tibetans' ability to live in this environment.

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The London School of Economics' Daniele Fanelli argues at the Proceedings of the National Academy of Sciences that the reproducibility crisis in science isn't as dire as some say.

A team of researchers in Portugal has examined the genomic basis for racing pigeons' athleticism and navigational skills, finding it's likely polygenic.

Wired reports that diagnostic firms continue to seek, post-Theranos, the ability to diagnose diseases from small amounts of blood.

In Science this week: analysis of DNA from ancient North Africans, and more.