05/08/2008 11:01 AM Flesh-Eating Insect Gnawed on Dino Bones Teeth marks and feces reveal that dermestid beetles ate away parts of a dino skeleton.
05/08/2008 02:43 PM Ancient Seaweed Tells of Earliest Americans Remains of ancient meals may offer the earliest evidence of humans in the Americas.
05/08/2008 01:35 PM Inside Mercury, Is It Snowing Iron? Flakes of iron sinking toward Mercury's core could explain the planet's magnetic field.
05/08/2008 01:55 PM Good Soil Critical in Food Crisis Experts say cultivating better dirt is key to ending global food shortages.
05/08/2008 09:49 AM Ocean Science Experiment Could Fight Acidification Is a maverick scheme to soak up carbon dioxide in the oceans too risky?
05/08/2008 10:01 AM Greenland Ice Has Sensitive History to Warming Geology reveals Greenland's ice has melted in synch with past fits of global warming.
05/07/2008 11:32 AM Platypus Genome As Weird As Platypus The completed genome of the platypus reflects the animal's odd mix of features.
05/07/2008 11:32 AM Fewer Wildfires, Less Carbon Stored? As forests thicken with fewer fires, less -- not more -- carbon is stored, finds research.
05/07/2008 05:32 PM Missing Matter Spotted by European Probe An orbiting X-ray observatory spots part of the universe's missing matter.
05/07/2008 02:28 PM Too Much, Too Little Sleep Leads to Big Belly Getting fewer than six hours of sleep -- or more than nine -- is linked to obesity.
05/07/2008 11:32 AM U.S. Shark Bill Targets Finning Loopholes A new bill to protect sharks from overfishing inches a step closer to becoming law.
05/07/2008 09:06 AM Koalas at Risk From Climate Change Rising CO2 saps nutrients from eucalyptus leaves, putting koalas at risk, warn scientists.
05/06/2008 02:06 PM Dino-Killing Meteor May Have Struck Oil The Chicxulub meteor may have slammed into an oil field and triggered very hot fires.