This Week in PLOS

In PLOS Genetics, an international team led by investigators in the UK and Argentina describe population structure, ancestry profiles, and admixture patterns detected through SNP testing on more than 7,300 individuals from Brazil, Chile, Colombia, Mexico, and Peru.

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Berkeley researchers have engineered yeast to make the molecule behind the hoppy taste of beer, Quartz reports.

King's College London researchers examine the influence of school type and genetics on academic achievement.

FiveThirtyEight writes that most who take a direct-to-consumer BRCA1/2 genetic test won't learn much from it.

In Science this week: early life experience influence somatic variation in the genome, and more.