Humans

  1. Anthropology

    Neandertals and humans each get a grip

    A fossil analysis indicates that, by about 100,000 years ago, modern humans in the Middle East had hands suited to holding stone tools by attached handles, whereas Neandertals did not.

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  2. Health & Medicine

    One-Two Drug Punch Trips Up Leukemia

    A leukemia cell seals its own fate when researchers trap cancer-causing proteins in its nucleus.

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  3. Humans

    Amateur Scientist

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  4. Health & Medicine

    ‘Bug’ spray cuts risk of ear infection

    Spraying “good” bacteria into the nose reduced the incidence of ear infections in children especially prone to such infections.

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  5. Humans

    Science Talent Search announces finalists

    Science Service and Intel announced the 40 finalists of the 2001 Intel Science Talent Search this week.

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  6. Health & Medicine

    Medicinal Mimicry

    While researchers tease out the mechanisms behind the ability of inert pills and sham procedures to trigger health benefits, the ethics of using such placebos in medical research trials is coming under increasing scrutiny.

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  7. Health & Medicine

    Success clearing clogged arteries

    In the past 10 years, angioplasty and other procedures to unblock clogged arteries have steadily improved, probably due to increasing use of wire-mesh tubes called stents to help patients’ arteries stay open.

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  8. Health & Medicine

    A sticky problem solved

    Researchers have identified a protein integral to making blood clot, a finding they hope will lead to better drugs for preventing clots in people at risk of heart attack or stroke.

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  9. Humans

    Explosions, not a collision, sank the Kursk

    Analyses of the shock waves recorded at seismic stations across northern Europe indicate that the Russian submarine Kursk sank due to onboard explosions, not a run-in with another vessel.

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  10. Health & Medicine

    Found: Mutation for deadly nerve disorder

    Two research teams have discovered the genetic mutation that causes familial dysautonomia, a lethal hereditary disease that causes nervous system damage.

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  11. Health & Medicine

    Radiation therapy keeps arteries clear

    Two new studies add to the growing evidence that radiation treatment may keep arteries open longer after angioplasty.

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  12. Anthropology

    Rumble in the Jungle

    A new book raises troubling and controversial issues regarding research on a famous South American Indian population.

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