This Week in Science

In this week's Science, an international research team publishes a study examining recombination hotspots — areas of the genome with significantly higher rates of recombination — in birds. It is known that in mice and apes the DNA-binding protein PRDM9 is critical to initiating the double-strand breaks in DNA that result in recombination, but less is known about the process in other organisms.

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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.