This Week in PNAS

In the early, online edition of the Proceedings of the National Academy of Sciences, a team from the US and the UK describe variation patterns in thousands of tetraploid or hexaploid wheat plant lines. Using a custom NimbleGen array designed to capture more than 82,500 wheat gene transcripts, the researchers sequenced nearly 287,000 protein-coding exon sequences from 1,535 mutagenized tetraploid wheat lines and 1,200 mutagenized versions of a hexaploid wheat variety.

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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.