This Week in PNAS

In this week's issue of PNAS, Belgian scientists looked at duplication events in flowering plants to find that the majority of the independent genome duplications coincide in time with the Cretaceous-Tertiary extinction event, which is thought to have wiped out the dinosaurs as well as many species of plants. Those with double genomes, they argue, had a better chance to survive.

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Consulting company McKinsey says diagnostics companies will have to combine genomic data analysis, electronic medical records, effective reimbursement strategies, and regulatory compliance in order to win.

A new report has found that researchers in Africa are still heavily dependent on funding from organizations in the US, Europe, and China, Nature News says.

An article in The Atlantic argues that the progress being made in science isn't keeping pace with the money and time being spent on research.

In Science this week: a CRISPR screen identifies sideroflexin 1 as a requisite component of one-carbon metabolism, and more.