Search Results for: Bears

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6,775 results

6,775 results for: Bears

  1. Space

    Planet hidden in Hubble archives

    A new way to process images reveals an extrasolar planet that had been hiding in an 11-year-old Hubble picture.

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  2. Archaeology

    Shipwrecks harbor evidence of ancient sophistication

    Research on shipwrecks from two ancient, submerged harbors shows that frame-based shipbuilding emerged surprisingly early and then became more sophisticated within a few hundred years.

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  3. Earth

    Danger in the Air

    To minimize the threat of volcanic ash plumes to aircraft, scientists are improving methods of satellite detection and developing ground-based gas and ash-plume sensors to monitor volcanic activity.

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  4. Disaster Goes Global

    The eruption in 1600 of a seemingly quiet volcano in Peru changed global climate and triggered famine as far away as Russia

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  5. Plants

    Landscaper’s darling hybridizes into an environmental nuisance

    Variation underlies the Callery pear tree’s transformation .

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  6. Space

    Planet hidden in Hubble archives

    A new way to process images reveals an extrasolar planet that had been hiding in an 11-year-old Hubble picture. The technique could shed new light on other telescope images as well.

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  7. Psychology

    Males, females swap sex-role stereotypes

    Analysis finds that mating strategies are not universal

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  8. Agriculture

    Predators zoom in on lice-infested salmon

    New research reveals another impact of fish farming on wild stocks.

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  9. Life

    Extreme preservation gives fly’s eye view

    The cell-by-cell detail of a 45 million-year–old retina is preserved in amber

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  10. Health & Medicine

    Telomere enzyme a likely key to longevity

    Study with the telomerase enzyme gives mice a longevity boost without high cancer risk.

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  11. Agriculture

    Candy cane strategy sweetens life for goldenrods

    Goldenrods temporarily duck their heads during pest season

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  12. Humans

    Taking trophy heads close to home

    Members of the prehistoric Nasca culture in southern Peru took trophy heads from their own people rather than from foreigners captured in wars or raids, a new biochemical analysis suggests.

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