Gut Typing

A team of researchers led by the European Molecular Biology Laboratory's Peer Bork reports that there are three human gut microbiome enterotypes in Nature this week. Using 22 newly sequenced fecal metagenomes from people from four countries as well as previously published data, the researchers identified three clusters that people's gut microbiomes fall into and found that those clusters are not specific to nations or continents.

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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.

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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.