Humans

  1. Health & Medicine

    Telomere enzyme a likely key to longevity

    Study with the telomerase enzyme gives mice a longevity boost without high cancer risk.

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  2. Humans

    Women’s chromosome division different from men’s

    Using fluorescent markers, scientists are discovering that men and women divide chromosomes differently. The research may help explain Down syndrome and other chromosomal disorders.

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  3. Agriculture

    A Mushrooming Advance

    Human skin isn't the only thing that makes vitamin D upon exposure to the ultraviolet radiation.

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  4. Health & Medicine

    Gender matters in heart transplants

    Heart transplant recipients who get a gender-matched organ fare better than those receiving mismatched organs.

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  5. Health & Medicine

    Treating viral heart infections

    Viral heart infections respond to interferon treatment, easing cardiomyopathy in some patients.

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  6. Health & Medicine

    Mini heart attack best treated like the big one

    Patients admitted to hospitals with mild symptoms of a heart attack may benefit from getting a heart catheterization performed promptly.

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  7. Health & Medicine

    Itch

    When it comes to sensory information detected by the body, pain is king, and itch is the court jester. But that insistent, tingly feeling—satisfied only by a scratch—is anything but funny to the millions of people who suffer from it chronically.

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  8. Humans

    Food allergy advice may be peanuts

    Early exposure to peanuts in a baby’s diet seems to lessen the risk of developing a peanut allergy later.

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  9. Psychology

    A genetic pathway to language disorders

    Researchers suspect a newly uncovered regulatory link between two genes contributes to language impairments in a range of developmental disorders.

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  10. Chemistry

    First complete cancer genome sequenced

    With the entire genome sequence of a tumor now in hand, scientists may be able to start answering basic questions about cancer.

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  11. Health & Medicine

    Vitamins don’t alter cancer risk

    Taking supplemental folate and other B vitamins doesn’t raise or lower the risk of cancer in women.

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  12. Chemistry

    From Aerators to Rust — New Lead Risks

    Rusty water and other unusual sources of toxic risks in home drinking water.

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