Search Results for: Bacteria

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5,618 results

5,618 results for: Bacteria

  1. Oceans

    World’s largest ocean dead zone may shrink as Earth warms

    North Pacific dead zone may grow smaller, not expand, as climate change weakens Pacific Ocean trade winds.

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  2. Genetics

    GMOs haven’t delivered on their promises — or risks

    Genetically modified foods have been studied extensively and are abundant on supermarket shelves, but they haven’t managed to end world hunger yet.

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  3. Life

    Artificial sweeteners may tip scales toward metabolic problems

    The artificial sweetener saccharin meddles with the gut’s microbial community, setting in motion metabolic changes associated with obesity and diabetes.

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  4. Health & Medicine

    Mini stomachs grown in lab

    Clumps of human gastric cells could help researchers study stomach diseases.

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  5. Life

    Gut microbes less diverse in humans than in apes

    An analysis of gut bacteria shows that humans have evolved to possess less diversity in microbe populations.

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  6. Life

    Chemotherapy needs gut bacteria to work

    Antibiotics may prevent anticancer drugs from killing tumors.

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  7. Science & Society

    Home-brewed heroin: Hold the hype

    Now is the time to think about policy for synthetically produced morphine, but the process, if it bears out, is years away from working.

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  8. Microbes

    Bacteria turn threatening in tests with immune cells

    In less than 30 days, nonthreatening E. coli can transform into dangerous microbes in mice.

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  9. Health & Medicine

    Staph bacteria linger deep in our noses

    The nasal cavity has hidden crevices where the disease-causing bacteria like to hang out.

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  10. Microbes

    Bacteria starved in space grow better

    Given limited resources microbes in microgravity make more new cells than their counterparts on Earth.

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  11. Microbes

    Feedback

    Readers shares stories about bacteria, discuss ancient volcanic eruptions and express a fondness for science-inspired art.

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  12. Climate

    Glacial microbes gobble methane

    While some bacteria produce methane in Greenland’s melting ice sheet, others may consume the greenhouse gas as it escapes.

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