This Week in Science

In a paper published online in advance in Science this week, Miyuki Sato and Ken Sato at Gunma University in Japan show that fertilization-triggered autophagy is "required for the elimination of paternal mitochondria in Caenorhabditis elegans." Sato and Sato show that, consequently, such autophagy is also responsible for "maternal inheritance of mitochondrial DNA" in the roundworm.

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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.