SN Online SN Online Share this:EmailFacebookTwitterPinterestPocketRedditPrint By Science News December 27, 2012 at 5:51 pm ATOM & COSMOS Listen to a recording of electromagnetic disturbances called chorus waves in “Extraterrestrial chorus heard in radiation belts.” Curiosity sends back results of its first full analysis of Martian soil, including signs of carbon. See “Mars rover deploys final instrument.” ON THE SCENE BLOG Scientists compete for best short sell in “Cell biologists hone elevator pitches.” SCIENCE & THE PUBLIC BLOG Janet Raloff reports on looking for life under glaciers in “Antarctic test of novel ice drill poised to begin.”