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<jats:p>Last week, a presidential commission investigating the Gulf of Mexico oil spill released two preliminary reports from its staff that fault the government's handling of the estimates of how much oil was gushing from the well and the biological impact of the dispersants used to break up the oil.</jats:p>

<jats:p>Peter Diamond, Dale Mortensen, and Christopher Pissarides won this year's Sveriges Riksbank Prize in Economic Sciences in Memory of Alfred Nobel for laying out the theory that explains why full employment is impossible.</jats:p>

<jats:p>A vaccine designed to ward off genital herpes has failed in a large clinical trial, abruptly ending the product's seemingly promising future.</jats:p>

<jats:p>Amid the pessimism and recriminations at a United Nations meeting in Tianjin, China, last week, one nation won praise from observers for its efforts to boost energy efficiency and invest in green technologies: the host, China.</jats:p>

<jats:p>A new report from the National Academies says that improving introductory courses is one of many steps needed to increase the number of students obtaining degrees in the fields of science, technology, engineering, and mathematics and, in particular, the percentage of minorities in the scientific and engineering workforce.</jats:p>

<jats:p> <jats:italic>Science</jats:italic> NOW reported this week on the biggest genome ever, possible building blocks of life in Titan's atmosphere, how volcanoes feed plankton, and a new genetic analysis that suggests that thoroughbred foremothers hailed from Ireland and Britain, among other stories. </jats:p>

<jats:p> On page <jats:ext-link xmlns:xlink="http://www.w3.org/1999/xlink" ext-link-type="uri" xlink:href="http://www.sciencemag.org/cgi/content/short/330/6002/341">341</jats:ext-link> of this week's issue of <jats:italic>Science</jats:italic> , computational biologists report that they ran a specially built supercomputer for about 3 weeks to simulate a relatively small protein going through 15 rounds of folding and unfolding over 200 microseconds. </jats:p>

<jats:p>This year's Nobel Prize in chemistry went to Ei-ichi Negishi, Akira Suzuki, and Richard Heck for discovering catalysts used to tie the knot between carbon atoms on separate molecules.</jats:p>