Search Results for: Bacteria

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5,617 results

5,617 results for: Bacteria

  1. Health & Medicine

    Triggering autoimmune assaults

    Mouth bacteria unleash inflammation-inducing protein

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  2. Animals

    Not so prudish after all

    Unsuspected genetic diversity found in asexual animals.

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  3. Earth

    Methane even escapes from freezing permafrost

    An extended field season reveals that the autumn freeze in the arctic squeezes methane from some high-latitude wetland soils, a match even for summertime methane release.

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  4. Life

    Live Wires

    Cells reach out and touch each other with tunneling nanotubes.

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  5. Animals

    Antibiotic Alligator: Promising proteins lurk in reptile blood

    Scientists are zeroing in on alligator blood proteins that show promise for fighting disease-causing microbes.

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  6. Life

    Rest in peace nanobacteria, you were not alive after all

    New studies bid a fond farewell to nanobacteria -- the extremely tiny “microorganisms” that have sparked controversy and may cause disease.

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  7. Paleontology

    Fossils, now available in color

    Fossilized feathers of an early bird or dinosaur may retain evidence of pigment, offering a chance to animal colors of the Cretaceous.

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  8. Life

    Genetic sameness could be factor in Tasmanian tiger extinction

    The first complete mitochondrial genome of the Tasmanian tiger is revealed. Analysis shows little genetic diversity.

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  9. Humans

    Letters from the March 22, 2008, issue of Science News

    The price of water In reference to the article “Going Down: Climate change, water use threaten Lake Mead” (SN: 2/23/08, p. 115), scarcity requires society to allocate. Usually markets do a better job than law at allocating efficiently and fairly. Lake Mead could remain full to the brim regardless of pending climate change. The quoted […]

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  10. 19927

    This article offers a mechanism to explain the hygiene hypothesis featured prominently in past issues of Science News. If exposure to microbes has a beneficial effect on the immune response of mice, it may also help humans as well. The relatively antiseptic environments that many Western children experience today as compared to the past may […]

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  11. Mary, Mary, Quite Contrary . . .

    How does her garden grow? From fertile dirt with rusty nails, beer, and bacteria. At least according to the Exploratorium in San Francisco. Now that spring has arrived, green thumbs are itching to get out and get planting, and this hands-on science museum in California has put together a Web site for experienced and budding […]

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  12. The Biofuel Future

    Scientists seek ways to make green energy pay off.

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