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  1. Health & Medicine

    Anti-inflammatory drug may unleash TB

    The anti-inflammatory drug infliximab, also called Remicade, can cause hidden tuberculosis to flare up.

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  2. Health & Medicine

    Molecule may reveal ovarian cancer

    The presence of a protein called prostasin may signal cancer of the ovaries.

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  3. Earth

    Uranium recorded in high-altitude ice

    An international team of scientists has analyzed a lengthy core of ice and snow drilled from atop Europe's tallest mountain to produce the first century-long record of uranium concentrations in a high-altitude environment.

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  4. Earth

    Grape-harvest dates hold climate clues

    The vintner's habit of picking no grapes before their time may give scientists a tool that could help verify reconstructions of European climate for the past 500 years.

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  5. From the November 7, 1931, issue

    HUDSON RIVER BRIDGE RIVALED FOR FAME BY NEW ARCHES While the completion of the great George Washington suspension bridge, which has hurled itself in one bold leap across 3,500 feet of the Hudson River from Manhattan to the New Jersey shore, is being celebrated, two other bridges, likewise the largest in the world of their […]

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  6. Health & Medicine

    Trans Fats

    Increasing evidence links trans fats to health problems, and some researchers are looking for ways to reduce the fats in food.

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  7. Health & Medicine

    The Seeds of Malaria

    By studying the molecular footprints of evolution in parasites and human hosts, geneticists are casting light on when and how malaria became the menace it is.

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  8. Math

    Absolutely Abnormal

    Identifying the normal (or even the abnormal) in mathematics can pose serious difficulties. In 1909, mathematician Émile Borel (1871–1956) introduced the concept of normality as one way to characterize the resemblance between the digits of a mathematical constant such as pi (the ratio of a circle’s circumference to its diameter) and a sequence of random […]

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  9. Health & Medicine

    Protein may be target for Crohn’s therapy

    A protein called macrophage migration inhibitory factor, or MIF, may play a role in Crohn's disease, a painful gut ailment.

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  10. Tech

    Exploding wires open sharp X-ray eye

    Using exploding wires to make low-energy X-rays, a novel, high-resolution camera snaps X-ray pictures of millimeter-scale or larger objects—such as full insects—in which features only micrometers across show up throughout the image.

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  11. Earth

    Researchers confirm sea change in oceans

    A new analysis of ancient seawater shows that the ocean's chemistry has fluctuated over the last half-billion years.

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  12. Health & Medicine

    Attacking Alzheimer’s

    Some researchers now suggest that the so-called amyloid hypothesis is overstated and that other entities, including tau tangles, are as important as beta-amyloid in Alzheimer's disease.

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