http://www.sciencemag.org Highlights of the recent literature, from the editors of Science Magazine American Association for the Advancement of Science Stewart Wills (mailto:swills@aaas.org) Copyright 2009 American Association for the Advancement of Science 2009-11-12T11:00:06-05:00 en http://www.sciencemag.org/icons/banner/title.gif http://www.sciencemag.org http://www.sciencemag.org/cgi/content/full/326/5955/917-a?rss=1 The dependence of basal metabolic rate (BMR) on body mass (M) in mammals is generally expressed as BMR = aMb, but the value of the exponent b has long been … <a href="http://www.sciencemag.org/cgi/content/full/326/5955/917-a?rss=1">[Read more]</a> http://www.sciencemag.org/cgi/content/full/326/5955/917-b?rss=1 The toxic compound methylmercury often bioaccumulates in fish tissues, where it can exceed recommended maximum levels for human consumption. There is thus a need for simple screening procedures to rapidly … <a href="http://www.sciencemag.org/cgi/content/full/326/5955/917-b?rss=1">[Read more]</a> http://www.sciencemag.org/cgi/content/full/326/5955/917-c?rss=1 When hot vapor comes in contact with a cold surface, such as a shower wall, liquid droplets are created that quickly coalesce and form a film. This condensation process is … <a href="http://www.sciencemag.org/cgi/content/full/326/5955/917-c?rss=1">[Read more]</a> http://www.sciencemag.org/cgi/content/full/326/5955/917-d?rss=1 RNA polymerase moves information from the genome (DNA) into pre-messenger RNA (pre-mRNA), from which introns are removed and exons are ligated to make a mature mRNA. To follow the progress … <a href="http://www.sciencemag.org/cgi/content/full/326/5955/917-d?rss=1">[Read more]</a>