This Week in Science

In Science this week, investigators from Oak Ridge National Laboratory report on the genetic basis for mercury methylation, the process of converting mercury into the neurotoxin methylmercury, by bacteria. The team examined the genomes of two sulfur-reducing bacteria — Desulfovibrio desulfuricans ND132 and Geobacter sulfurreducens PCA — and found that two genes, if deleted alone or together, abolishes the organisms' ability to process mercury.

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In Nature this week: association between genome-wide homozygosity and traits like height and cognitive ability, improved CRISPR-Cas9 editing, and more.

A survey examines how age, political leanings, and more influence how Americans view certain scientific topics, the Associated Press reports.

A researcher who pleaded guilty to making false statements in research reports has been sentenced to four and a half years in prison and must pay $7.2 million back to the NIH.

The BabySeq project to study the risks and benefits of sequencing newborns is underway.