News

  1. Health & Medicine

    Vaccine prevents urinary-tract infections

    An experimental vaccine designed to repel 10 common bacteria that cause bladder infections has cleared a key hurdle by proving safe and effective in a group of women.

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  2. Astronomy

    Galaxy survey sheds light on dark matter

    Astronomers are examining some of the brightest objects in the universe to learn about the darkest stuff.

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  3. Tech

    Magnetic refrigerator gets down and homey

    Because it uses a permanent magnet, a new, prototype magnetic cooler takes up so little space that it could give rise to ordinary household refrigerators and air conditioners that run on magnetism instead of volatile liquids.

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  4. Health & Medicine

    Virus Shapes Risk of Multiple Sclerosis

    A huge, decade-long study bolsters the link between Epstein-Barr virus and the autoimmune disorder multiple sclerosis by showing that the common infection is more active in people who later develop symptoms of the disease.

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  5. Tech

    Engineered crystal obeys inner bananas

    Flexing new skills at custom-designing crystals, researchers built a specific optical trait into a new organic crystal by tinkering with the shape of one of the crystal's constituent molecules.

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  6. Tech

    Many-armed magnets reveal stem cells

    Novel particles that combine magnetic crystals and many-branched polymers may permit doctors to track stem cells in people by using standard magnetic resonance imaging (MRI) scanners.

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  7. Materials Science

    Can ancient stone avoid salt attacks?

    Researchers have found that a polymer coating can protect stone from damage caused by growing crystals.

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  8. Materials Science

    Carbon nanotubes turn on water flow

    Computer simulations show that water molecules will quicklye nter and flow along a carbon nanotube just 8 nanometers in diameter.

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  9. Astronomy

    Galileo catches Io in a slump

    Galileo spacecraft images show for the first time that material has slid downward along a cliff on Jupiter's moon Io.

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  10. Astronomy

    Observing the sun’s magnetic pull

    A spacecraft studying the sun has spotted clouds of gas that seem to be headed the wrong way, falling back toward the solar surface instead of continuing to move outward with the stream of charged particles known as the solar wind.

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  11. Astronomy

    A night of shooting stars

    Thousands of people in North America who got up early on Nov. 18 were treated to a memorable sky show: White, yellow, blue, and green fireballs, some leaving behind smoke trails, streaked across the sky.

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  12. Health & Medicine

    Sometimes lying down is harder work

    Squatting or standing might ease baby delivery by allowing the birth canal more room to expand.

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