News

  1. Health & Medicine

    Venison can contain E. coli bacteria

    Escherichia coli, which causes severe diarrhea in people, may be widespread in deer, a finding that raises concerns about preparation of wild-game meats.

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  2. Earth

    Death for the killer seaweed

    Biologists have launched a campaign to eradicate the first infestation in open American waters of an invasive mutant algae.

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  3. Earth

    Estrogen effects linger in male fish

    Male fish can inappropriately make egg yolk protein, even when only intermittently exposed to water tainted with an estrogenic pollutant.

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  4. Yeast sex: Only for certain partners

    Two studies independently confirm that Candida albicans, a strain of yeast long believed to be asexual, can sexually reproduce under certain conditions.

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  5. Metal in diet harms Colorado birds

    Cadmium, a metal naturally present in south-central Colorado, concentrates at deadly levels in willow plants, poisoning the ptarmigan that rely on the plant during winter months.

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  6. Health & Medicine

    Weight-loss pill carries risks

    The drug ephedra and its presumed active ingredient, ephedrine, provide only modest weight-loss effects and pose health risks.

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  7. Astronomy

    All-sky survey makes Internet debut

    An atlas of some 5 million images from the Two Micron All-Sky Survey is now available online.

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  8. Earth

    Mapping watersheds invites comparisons

    Computerized maps of environmental features for 154 of the largest river watersheds will soon be available to the public, free of charge.

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  9. Health & Medicine

    Microbicide thwarts AIDS virus in monkey test

    A microbicidal gel applied vaginally prevents some transmission of the AIDS virus in monkeys.

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  10. Virus boosts fat in chickens and mice

    Injecting mice and chickens with a type of adenovirus that causes colds in humans led to higher body fat, though not higher body weight, and researchers point to indirect evidence for a role for the virus in human obesity as well.

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  11. Earth

    Lack of spring snowpack bodes ill for many

    NASA satellite images released last week confirmed that the northern United States had much less snow cover than normal this spring, following North America's warmest winter on record.

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  12. Plants

    Team corners culprit in sudden oak death

    After 5 years of mystery, California pathologists announced they may have identified the cause of a new tree disease called sudden oak death.

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