News

  1. Tech

    Tractor beam

    Magnetic nanoparticles selectively bind to specific bacteria and can drag them out of a liquid.

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  2. Humans

    Strategies to improve teaching

    Incorporating emerging data on how kids learn and cement ideas could help schools teach science more effectively, a new report argues.

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  3. Health & Medicine

    Putting tumors on pause

    Keeping benign breast tumors from progressing into a malignant cancer can be achieved in mice by reducing a signaling protein.

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  4. Health & Medicine

    Diabetes drug shows new potential

    Exendin-4 (exenatide) might complement a drug called anti-CD3 monoclonal antibody in reversing type 1 diabetes, a study in mice shows.

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  5. Humans

    Divorce is not ecofriendly

    Divorce often takes a devastating toll on families, but it has significant impacts on the environment as well.

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  6. Health & Medicine

    Malaria’s new guises

    Scientists have observed Plasmodium falciparum enjoying three distinct lifestyles—two of which have never been seen before—in the blood of infected children.

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  7. Earth

    Folding with a little help from friends

    By slowly unraveling a protein, scientists have shown how other proteins called chaperones influence protein folding.

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  8. Base Load: Currents add detail to DNA structure

    The first precise measurements of DNA's sideways conductivity confirm its similarities with semiconductors.

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  9. Earth

    Falling Behind: North American terrain absorbs carbon dioxide too slowly

    North America's vegetation soaks up millions of tons of carbon dioxide from the atmosphere each year, an impressive rate of sequestration that still can't keep up with the prodigious emissions of the planet-warming gas generated by human activity on the continent.

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  10. Health & Medicine

    Calculated Risk: Shedding light on fracture hazards in elderly

    Diminished bone density in elderly people contributes to fractures following traumatic accidents.

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  11. Plants

    So Sproutish: Anti-aging gene for plants gives drought protection

    A gene that can hold off the decrepitude of old age in plants offers an unusual approach to protecting crops from drought.

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  12. Anthropology

    Northwest Passage: Americas populated via Alaska, genetics show

    A single population of prehistoric Siberians crossed the Bering Strait into Alaska and fanned out to North and South America, a new genetic analysis of living Native Americans suggests.

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