LiveScience.com http://www.livescience.com Thu, 15 May 2008 16:15:01 EST en-us LiveScience.com http://images.livescience.com/template_images/navigation/livescience_logo_88x31.jpg http://www.livescience.com 88 31 Brrr! Mars Colder Than Expected http://www.livescience.com/space/scienceastronomy/080515-mars-poles.html Thu, 15 May 2008 16:15:01 EST Space Rocks Could Reseed Life on Earth http://www.livescience.com/space/scienceastronomy/080515-am-asteroid-impacts.html Thu, 15 May 2008 16:15:01 EST Earth Extinctions Blamed on Cosmic Speed Bump http://www.livescience.com/space/scienceastronomy/080513-st-dino-bounce.html Thu, 15 May 2008 16:15:01 EST Piece of Missing Cosmic Matter Found http://www.livescience.com/space/scienceastronomy/080512-mm-matter-found.html Thu, 15 May 2008 16:15:01 EST Black Hole Rips Apart Screaming Star http://www.livescience.com/space/scienceastronomy/080506-st-light-echo.html Thu, 15 May 2008 16:15:01 EST Scientists Now Expect to Find Gravitational Waves http://www.livescience.com/space/businesstechnology/080409-tw-ligo-advanced.html Massive Star Mystery: Do They Explode? http://www.livescience.com/space/scienceastronomy/080407-mm-hubble-supernova.html Microscopic Fuzz May Be Best Evidence of Martians http://www.livescience.com/space/scienceastronomy/080331-mm-cellulose-life.html New Clues to the Most Amazing Shapes in Space http://www.livescience.com/space/scienceastronomy/080318-st-planetary-nebulae.html Avalanche Photographed on Mars http://www.livescience.com/space/scienceastronomy/080303-mars-avalanche.html