Posted August 23, 2013:

• Sea Ice Decline Spurs the Greening of the Arctic


• Favorite Music Makes Teens Drive Badly: Teen Driver Music Preferences Increase Errors and Distractibility


• A Fluffy Disk Around a Baby Star

Posted August 22, 2013:

• Toxic Nanoparticles Might Be Entering Human Food Supply


• Computer Simulations Indicate Calcium Carbonate Has a Dense Liquid Phase


• Morphing Manganese: New Discovery Alters Understanding of Chemistry That Moves Elements Through Natural World


• Ytterbium Atomic Clocks Set Record for Stability


• New Risk Model Sheds Light on Arsenic Risk in China's Groundwater


• Wolves Howl Because They Care: Social Relationship Can Explain Variation in Vocal Production


• Mending a Broken Heart? Scientists Transform Non-Beating Human Cells Into Heart-Muscle Cells


• Space Slinky: Jet of Superheated Gas -- 5,000 Light-Years Long -- Ejected from Supermassive Black Hole


• Why People With Red Hair Have a Higher Risk of Developing Melanoma


• Food Source for Whales, Seals and Penguins at Risk: Warming Antarctic Seas Likely to Impact on Krill Habitats


• Hunter-Gatherers' Taste for Spice Revealed


• Human Brains Are Hardwired for Empathy, Friendship