Catálogo de publicaciones - revistas

<jats:p> <jats:italic>Science</jats:italic> Insider reported this week on President Barack Obama's anticipated announcement of a U.S. commitment to a 17% cut in greenhouse gas emissions relative to 2005 by 2020 and the new chair of the Presidential Commission for the Study of Bioethical Issues, Amy Gutmann, among other stories. </jats:p>

<jats:p>A new, interactive Web site designed to match scientists and classroom teachers from across the United States in projects aimed at improving learning, nationallabday.org, is one element in a White House initiative to encourage private-private partnerships in STEM (science, technology, engineering, and mathematics) education.</jats:p>

<jats:p>Construction began in Bangalore last month on the Institute for Stem Cell Biology and Regenerative Medicine, a $50 million center to be built alongside an existing biology powerhouse and a planned $12 million technology center that will seek to commercialize the biocluster's findings.</jats:p>

<jats:p> <jats:italic>Science</jats:italic> NOW reported this week that corals act like sunscreen, the Milky Way grew by swallowing other galaxies, Americans are wasting more food, and Titan's lakes go south for the winter, among other stories. </jats:p>

<jats:p> What is the future of evolution? In the final essay in <jats:italic>Science</jats:italic> 's series in honor of the Year of Darwin, Carl Zimmer explores the subject of human-driven evolution. </jats:p>

<jats:p>Recent studies have renewed interest in the idea that many neurodegenerative diseases may involve prionlike mechanisms.</jats:p>

<jats:p>If misfolded proteins are so dangerous, why hasn't evolution selected against them? One possibility is that it hasn't had to: Many of the diseases caused by protein misfolding strike late in life, after the reproductive years are over. It's also possible that this type of protein folding isn't always bad.</jats:p>

<jats:p>The pollock fishery in the chill waters of the eastern Bering Sea is said to be the best managed in the world. But a surprising decline in numbers has scientists worried.</jats:p>

<jats:p>An accelerator that smashes exotic particles called muons promises more bang from a smaller accelerator—if physicists can actually build it.</jats:p>