Sex in Cheese: New evidence for sexuality in the fungus Penicillium roqueforti -- induction of a sexual cycle would open the possibility of generating new genotypes that would be extremely useful to diversify cheese products. User DarwinDanger, in the Reddit Science subreddit, 03 Dec 2012
And the award for the best microbiology paper title of the week goes to: User SimiaSciureus, in the Microbiology subreddit, 22 Nov 2012