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  1. Teams find probable gene for sweet sense

    Two labs tasted victory in a race to identify a candidate gene for controlling our proverbial sweet tooth.

    By Jessa Netting

  2. Senior bees up all night caring for larvae

    Honeybees turn out to be the first insect known to change circadian rhythms just because of a social cue, a crisis in the nursery.

    By Susan Milius
  3. Tech

    New device opens next chapter on E-paper

    Researchers have developed a paperlike plastic that could become the pages of the first electronic books and newspapers.

    By Jessica Gorman
  4. Paleontology

    Did fibers and filaments become feathers?

    A variety of filamentary structures on the fossil of a small theropod dinosaur recently found in China may provide new insight into the evolution of feathers.