Mass spec analyses run on supposed "fake fur" in a garment from the Sean John line of hip hop mogul Sean "P Diddy" Combs showed it to be not so fake after all. In fact it was from the skin of the raccoon dog (Nyctereutes procyonoides). Diddy has apologized and Macy's has pulled the offending item. The Humane Society of the United States ran the tests.

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US News & World Report writes that genetic testing of lung tumors can help identify treatments for patients.

A team of researchers plans to sample Loch Ness for environmental DNA, according to Newsweek.

The New York Times writes about the appearance of mosaicism in healthy people.

In PNAS this week: insecticide resistance patterns Anopheles gambiae mosquito, transcriptome patterns in Pseudomonas aeruginosa during infection, and more.