Canadian toxicologists have published a study in PNAS linking exposure to particulate air pollution to increased mutation and methylation in the DNA of mice sperm cells. They found that mice breathing ambient air next to steel mills and a major highway had increased frequencuy of mutation and increased methylation in sperm DNA as compared to mice breathing filtered air.

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Science speaks with the University of Michigan's Jedidiah Carlson, who has tracked population genetic discussions at white nationalist sites.

Gene therapies could qualify for a faster US Food and Drug Administration approval process, according to Stat News.

NPR reports that the US House of Representatives has passed a bill to enable terminally ill patients access to experimental drugs.

In Genome Research this week: inversion variants mapped in human, non-human primate genomes; transcriptome profiling of maize, sorghum; and more.