The ancestors of the Arizona bark scorpion and of other scorpions and spiders underwent a whole-genome duplication event, Phoenix-area KJZZ reports. It adds that while whole-genome duplication events aren't unprecedented, duplications on a smaller scale, such as of chromosomes or single genes, are more common.

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An opinion piece in the Guardian argues that President Donald Trump is uninterested in science and that might not be a bad thing for the field.

The San Francisco Chronicle reports the Veterans Affairs Health System is studying whether genetic testing can help prescribe better depression therapies.

Stat News reports that Spark Therapeutics' Luxturna is now being used to treat a wider array of patients.

In Genome Biology this week: transcription factor use among brittle stars, single-cell RNA sequencing strategy, and more.