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3,966 results

3,966 results for: Dogs

  1. Health & Medicine

    Healthy Aging in a Pill

    To extend life span, scientists envision a drug that mimics the benefits of a near-starvation diet.

    By Laura Beil

  2. 2011 Science News of the Year: Body & Brain

    CHAD SHAW, BRIAN DAWSON, YASUNARI SAKAI, H. ZOGHBI Sifting through autism’s tangled web Each person with an autism spectrum disorder has a different disease, yet some commonalities exist, a flurry of studies reveals (SN: 8/13/11, p. 20). Though the finds don’t point to a clear cause or a cure, they inch researchers closer to a […]

    By Science News
  3. Life

    In evolution, last really can be first

    By tracking bacteria for thousands of generations, researchers show how small DNA changes can eventually put underdogs on top.

    By Tina Hesman Saey
  4. Health & Medicine

    Allergic to cancer

    Having an overactive immune system may protect against certain types of brain tumor, a study suggests.

    By Daniel Strain

  5. Lopped Off

    Removal of top predators trickles through the food web.

    By Nadia Drake
  6. Humans

    Whiffs of stiffs

    Forensic scientists develop a new way to find where the bodies are buried.

    By Laura Sanders
  7. Life

    Molecular Evolution

    Investigating the genetic books of life reveals new details of 'descent with modification' and the forces driving it.

    By Tina Hesman Saey
  8. Humans

    Networks dominated by rule of the few

    Certain systems, including social hubs like Facebook, can be directed from relatively few control points.

    By Rachel Ehrenberg
  9. Life

    Singled Out

    How to study cells, one by one.

    By Susan Gaidos
  10. Humans

    Marking penguins for study may do harm

    Metal flipper bands used to tell birds apart hamper survival and reproduction, a 10-year study finds.

    By Susan Milius
  11. Humans

    How to hear above the cocktail party din

    Simply repeating a sound in different acoustic environments may allow listeners to focus in on it, experiments suggest.

    By Alexandra Witze
  12. Health & Medicine

    Tallying the caloric cost of an all-nighter

    Sleep is energy-saving, and missing even one night sends the body into conservation mode, new measurements show.

    By Tina Hesman Saey