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Eva Amsen over at easterblot has made a really cool video about Lab waste that includes a list of ways we can reduce the amount of waste we generate in the lab.
Just a few days ago, an article by Declan Butler was published in Nature regarding PLoS' open-access publishing model. This article was not well accepted by various open access advocates and science bloggers in general.
In the May/June issue of the Mathematics Association of America's news magazine MAA Focus, you'll find an article titled "Student Collaboration using a LaTeX wiki" [pdf].