en-us Thu, 09 Feb 2012 00:00 EDT http://www.ornl.gov/info/press_releases/story_tips.cfm Story ideas from the Department of Energy's Oak Ridge National Laboratory. webmaster@ornl.gov http://www.ornl.gov http://www.ornl.gov/ornlhome/rss/story_tips.gif Thu, 9 Feb 2012 00:00:00 EDT Carbon trapped in the top few meters of permafrost soils across nearly 19 million square kilometers of northern regions could be released at a rate of about two to five times greater than previous estimates. http://www.ornl.gov/info/press_releases/rss_story_tip.cfm?ID=145&Article=1 Thu, 9 Feb 2012 00:00:00 EDT To comply with the mandate to increase the use of alternative fuels, the Coast Guard has enlisted the help of Oak Ridge National Laboratory researchers with expertise in fuels and engines. http://www.ornl.gov/info/press_releases/rss_story_tip.cfm?ID=145&Article=2 Thu, 9 Feb 2012 00:00:00 EDT Bronze and brass artifacts excavated at the ancient city of Petra have been imaged in three dimensions using neutrons at the High Flux Isotope Reactor at Oak Ridge National Laboratory. http://www.ornl.gov/info/press_releases/rss_story_tip.cfm?ID=145&Article=3 Thu, 9 Feb 2012 00:00:00 EDT A clearer understanding of magnetic interactions in insulating materials can help in developing magnets for motors in electric vehicles and can enhance the performance of magnets in many other devices. http://www.ornl.gov/info/press_releases/rss_story_tip.cfm?ID=145&Article=4 Thu, 9 Feb 2012 00:00:00 EDT Cell death, or apoptosis, is a naturally occurring and necessary biological process. http://www.ornl.gov/info/press_releases/rss_story_tip.cfm?ID=145&Article=5