Your computer just got more sluggish -- at least by comparison. The New York Times reports that a supercomputer at Los Alamos National Laboratory just broke the petaflop barrier, "processing more than 1.026 quadrillion calculations per second," according to the story. At $133 million, the machine is double the speed of the previous fastest supercomputer and is based in large part on the Cell processors that first powered the Sony PlayStation 3.

 

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Researchers suggest that genetic variations could influence the side effects people experience when using synthetic cannabinoids, the International Business Times reports.

An analysis has examined the makeup of researchers on Twitter and what they share, Nature News reports.

At Stat News, Jim Kozubek argues that the Broad Institute is pushing the boundary of what a nonprofit is.

In PNAS this week: gut microbes may affect honeybee weight, phenotype and gene expression changes in DiGeorge syndrome, and more.