Search Results for: Cats

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2,551 results

2,551 results for: Cats

  1. Health & Medicine

    Live antibiotics use bacteria to kill bacteria

    Certain bacteria will destroy other bacteria without harming humans. They may be an answer to antibiotic-resistant infections.

    By Elizabeth Eaton
  2. Animals

    Early research asked whether cats dream

    Early research asked whether cats dream; researchers still don’t know definitively.

    By Lila Guterman
  3. Life

    Science explains what makes dogs such sloppy drinkers

    There’s hidden precision in the splashy mess of a dog drinking.

    By Susan Milius
  4. Genetics

    Dolly the Sheep’s cloned sisters aging gracefully

    Cloning doesn’t cause premature aging in sheep.

    By Tina Hesman Saey
  5. Animals

    Dragons sleep like mammals and birds

    Some lizards may sleep in the same way as mammals and birds, a new brain wave study finds.

    By Sarah Schwartz
  6. Science & Society

    Special Report: Aging’s Future

    What is aging? How does it change the brain? How did different life histories evolve? This special report addresses those questions and more.

    By Science News Staff
  7. Paleontology

    Saber-toothed salmon teeth more like tusks than fangs

    Saber-toothed salmon teeth may not have been positioned like fangs at all.

    By Susan Milius
  8. Health & Medicine

    A sugar can melt away cholesterol

    A sugar called cyclodextrin removes cholesterol from hardened arteries in mouse studies.

    By Tina Hesman Saey
  9. Animals

    Some bats chug nectar with conveyor belt tongues

    Grooved bat tongues work like escalators or conveyor belts, transporting nectar from tip to mouth.

    By Helen Thompson
  10. Animals

    Cats and foxes are driving Australia’s mammals extinct

    Since the arrival of Europeans in Australia, a startling number of mammal species have disappeared. A new study puts much of the blame on introduced cats and foxes.

    By Sarah Zielinski
  11. Animals

    Little African cats need big parks

    Protecting African wildcats requires large protected areas free of feral cats to avoid the risk of the wild species disappearing through hybridization.

    By Sarah Zielinski
  12. Earth

    Nuclear blasts, other human activity signal new epoch, group argues

    A group of scientists will formally propose the human-defined Anthropocene as a new epoch in Earth’s geologic history within a few years, probably pegging the start date to nuclear tests.

    By Thomas Sumner