Humans

  1. Health & Medicine

    EMFs in home may limit night hormone

    A pair of studies suggests a link, at least in some women, between elevated residential exposure to electromagnetic fields and reduced production of the hormone melatonin.

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  2. Health & Medicine

    Aging cells may promote tumors nearby

    Cells that enter a state called senescence in older individuals may stimulate nearby cells to become tumors.

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  3. Health & Medicine

    Chemical Neutralizes Anthrax Toxin

    Scientists have created a synthetic compound that, when tested in rats, disables the toxin that makes anthrax lethal.

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  4. Health & Medicine

    Oceans apart, but surgery succeeds

    A French group performed the first transatlantic operation when surgeons in New York controlled a robot in Strasbourg, France, which removed a woman's gall bladder.

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  5. Health & Medicine

    For a change, infection stymies HIV

    A hepatitis-like virus that causes no known diseases seems to help people stave off the progression of HIV, the AIDS virus.

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  6. Anthropology

    Humans in eastern Asia show ancient roots

    Human ancestors lived in northeastern Asia about 1.36 million years ago, making it the oldest confirmed occupation site in eastern Asia.

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  7. Health & Medicine

    Acacia-tree extract fights cancer in mice

    Compounds called avicins extracted from Acacia victoriae, an Australian desert tree, inhibit inflammation and cancer in test-tube and mouse studies.

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  8. Health & Medicine

    Germs can survive weeks on fabrics, plastic

    Soft, dry surfaces in hospitals can harbor live germs for more than a month.

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  9. Health & Medicine

    Blood vessels (sans blood) shape organs

    Even before they begin to carry blood, blood vessels provide signals that help spark the development of organs such as the liver.

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  10. Anthropology

    Isotopes reveal sources of ancient timbers

    Isotopic analysis of architectural timbers from ancient dwellings in the U.S. Southwest has shown from which distant forests the massive logs came.

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  11. Health & Medicine

    Alcohol on your breath need not be all bad

    Drugs such as insulin may be delivered by inhaling mists of medicine-containing alcohol.

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  12. Health & Medicine

    Drugs slow diabetes patients’ kidney damage

    Two drugs normally prescribed for high blood pressure help forestall kidney damage in people with type 2, or adult-onset, diabetes.

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