This Week in PLOS

A team from the US and Guatemala explore the genetic diversity of the Chagas disease-causing parasite Trypanosoma cruzi in Central America for a paper appearing in PLOS Neglected Tropical Diseases. The researchers used 18S ribosomal RNA sequencing to identify discrete typing units in T. cruzi parasites carried by the kissing bug vector Triatoma dimidiata, using more than 300 samples from Mexico, Central America, or Colombia.

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Magdalena Skipper, the incoming editor-in-chief of Nature, speaks with NPR's Weekend Edition Sunday.

Genetic genealogy has led to an arrest in another cold case, dating back to 1987.

In PLOS this week: mutation in second gene widens clinical symptoms of people with ADD3 mutations, comparative genomic analysis of Pseudovibrio, and more.

Wired reports that 23andMe is trying to bolster its outside collaborations.