Less than a month after Proactive Genomics launched its $300 prostate cancer genetic test, deCODE Diagnostics has caught up with its $500 deCODE PrCa test that analyzes eight SNPs. While deCODE is confident early detection is one way to, if not beat then, get a strong leg up on, prostate cancer, others are not sure it matters. "Screening," writes Hsien-Hsien Lei at Eye on DNA, "is controversial.

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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.