Search Results for: Bears

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6,888 results

6,888 results for: Bears

  1. Health & Medicine

    Joint Effort: Bacteria in yogurt combat arthritis in rats

    Yogurt containing certain types of live bacteria may help prevent or treat arthritis.

    By Ben Harder
  2. Earth

    Quick Bite: Some gorges carved surprisingly fast

    Analyses of rock samples from two river gorges along the Atlantic seaboard suggest that the largest parts of those chasms were carved during a geologically short period at the height of the last ice age.

    By Sid Perkins

  3. Gutless Wonder: New symbiosis lets worm feed on whale bones

    A newly discovered genus of marine worm can take nourishment from sunken whale skeletons, thanks to a previously unknown form of symbiosis.

    By Susan Milius
  4. Health & Medicine

    Against the Migraine

    Migraines may be among the problems that stem from a common but rarely diagnosed heart defect, and researchers have discovered that repairing the defect cures some of the headaches.

    By Ben Harder
  5. Math

    Visions of Infinity

    Tiling a hyperbolic floor inspires both mathematics and art.

    By Ivars Peterson
  6. Humans

    From the August 11, 1934, issue

    Ruins of magnificent Assyrian palace uncovered, termites need fungus to thrive, and Homo sapiens thought to be 10 million years old.

    By Science News
  7. Paleontology

    Growth Spurt: Teenage tyrannosaurs packed on the pounds

    Detailed analyses of tyrannosaur fossils suggest that the creatures experienced an extended growth spurt during adolescence.

    By Sid Perkins

  8. Psst. This fly’s ears can rival a cat’s

    The unusual eardrums of a tiny parasitic fly turn out to rival cats', owls', and people's abilities to pinpoint the origin of a sound.

    By Susan Milius

  9. Possible Worlds

    A growing number of reports highlight imagination's pervasive influence on thinking, one example of which is the surprisingly large proportion of well-adjusted preschoolers who play with make-believe companions.

    By Bruce Bower
  10. Ecosystems

    One-Celled Socialites

    A wave of research on the social lives of bacteria offers insights into the evolution of cooperation and may lead to medical breakthroughs that neutralize virulent bacterial strains.

    By Bruce Bower
  11. Health & Medicine

    A Carrot Rainbow (with recipe)

    There are more than aesthetic benefits from looking beyond orange when it comes to selecting carrots.

    By Janet Raloff
  12. Health & Medicine

    A Fishy Therapy

    Shark cartilage continues to be sold to fight cancer, even though its efficacy has not been confirmed by any major U.S. trials.

    By Janet Raloff