This Week in Cell

Using ancient bacterial DNA sequences obtained from human tooth samples found in Europe and Asia that stretched back as far as 5,000 years, a University of Copenhagen-led team explores the origins of the plague-causing pathogen Yersinia pestis. The team tracked down seven tooth samples containing Y. pestis-like sequences when it tested samples from more than 100 Bronze Age individuals.

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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.