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  1. Researchers find new patterns in H1N1 deaths: Brazilian researchers have performed the first-ever autopsy study to ... http://bit.ly/6Oq2Yx
  2. Yale researchers reveal secrets of duck sex: It's all screwed up: Female ducks have evolved an intriguing way to av... http://bit.ly/7lgGNy
  3. How the daisy got its spots ... and why: Dark spots on flower petals are common across many angiosperm plant famili... http://bit.ly/72PPEa
  4. Proline repeats help protein grow tooth enamel, study shows: A simple amino acid that is repeated in the center of ... http://bit.ly/6CTafI
  5. Naturally occurring lipid blocks RSV infection in lungs: Researchers at National Jewish Health have discovered that... http://bit.ly/6WtbBp
  6. Depression saps endurance of the brain's reward circuitry: A new study at the University of Wisconsin-Madison sugge... http://bit.ly/6IXvJO
  7. Heme channel found: In some ways a cell in your body or an organelle in that cell is like an ancient walled town. L... http://bit.ly/6lDTiA
  8. Gene linked to a rare form of progressive hearing loss in males is identified: A gene associated with a rare form o... http://bit.ly/8lzCjM
  9. Forests take center stage at Copenhagen: As the UN Climate Conference in Copenhagen approaches its conclusion, nego... http://bit.ly/6VREWo
  10. Among apes, teeth are made for the toughest times: The teeth of some apes are formed primarily to handle the most s... http://bit.ly/6Jwi7w
  11. Stem-cell activators switch function, repress mature cells: In a developing animal, stem cells proliferate and diff... http://bit.ly/7drZ8e
  12. World's rarest gorilla ready for its close-up: The world's rarest—and most camera shy—great ape has finally bee... http://bit.ly/8pf5Bn
  13. Lung cancer and melanoma laid bare: Research teams led by the Wellcome Trust Sanger Institute announce the first co... http://bit.ly/6QzMAa
  14. New findings show how human movement may have brought Chagas disease to urban Peru: New research shows how the migr... http://bit.ly/6roCPE
  15. Late-surviving megafauna exposed by ancient DNA in frozen soil: Extinct woolly mammoths and ancient American horses... http://bit.ly/74mDY5
  16. First immunological clue to why some H1N1 patients get very ill or die: An international team of Canadian and Spani... http://bit.ly/70XLNw
  17. New insight into selective binding properties of infectious HIV: Free infectious HIV-1 is widely thought to be the ... http://bit.ly/7ZYPTp
  18. Biological catch-22 prevents induction of antibodies that block HIV: Scientists seeking to understand how to make a... http://bit.ly/6W8nSG
  19. Ancient DNA, not fossilized bones, shows late survival of Ice Age megafauna: University of Alberta researchers are ... http://bit.ly/8KhlQW
  20. Scientists isolate new antifreeze molecule in Alaska beetle: Scientists have identified a novel antifreeze molecule... http://bit.ly/8tTCYi