This Week in Science

In Science this week, two new studies describe the use of the prokaryotic CRISPR adaptive immune system for editing mammalian genomes, suggesting that approach could be a tool for deleting or revising genes simultaneously at several sites on the genome.

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A fire at a Manchester hospital may have destroyed lab equipment and data, the Guardian reports.

Researchers generate a genetic database from skeletal remains from the 1845 Franklin Expedition to the Arctic, Live Science reports.

Researchers in China have begun another trial using CRISPR/Cas9 approaches in cancer patients, according to the Wall Street Journal.

In Science this week: human DNA found in sediments from archeological sites lacking bones, and more.