News

  1. 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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  2. 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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  3. 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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  4. 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.