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Archy has totally switched from mammoths (and Republicans) to mastodons. He explains the news on the tuberculosis in their bones and what that has to do with their extinction.
I mentioned before that Archy is about to get laid off. Now, he explains his educational beckground, work history and acquired skills so, if you are reading this, and you are in a position to find him a new job, please take a look.
A paper in press in Current Biology (press release here) looks at mitochondrial DNA of mammoths and advances a primarily environmental cause for the mammoth extinction. Razib explains why such a black-and-white dichotomy is unhealthy.
Looking at a different hypothesis, also environmental, for the…
Chris Clarke explains eloquently what is, essentially, my blog commenting policy (though I transgress on other people's blogs...sorry).
The Senate vote on the mandatory free access to NIH-funded research has been postponed, which gives you all a few more days to do your part!
John Dupuis interviews…