Larry Moran poses a question in the form of a "junk" DNA quiz on his blog, which asks, "How much of our genome could be deleted without having any significant effect on our species?" He's already got a long track of blog replies, and the discussion helps clarify any confusion GTO may have admitted to in the past.

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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.