News

  1. Cell’s core pore structure solved

    Scientists working in yeast have deciphered the structure of the complex cluster of proteins that regulates access to the nucleus of cells.

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  2. Animals

    Female antelopes take the lead in courtship

    Topi antelopes, with their hesitant males, reverse the usual sex roles in mammal courtship.

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  3. Health & Medicine

    Big kids at risk for heart disease

    Overweight children grow up to have an elevated risk for blocked coronary arteries as adults, a long-term Danish study finds.

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  4. Planetary Science

    A sunlike star’s early development

    A new infrared portrait of an embryonic sunlike star reveals an early, crucial step in the process of planet formation.

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  5. Perchlorate Pump: Molecule draws contaminant into breast milk

    A molecular pump meant to transport iodine also concentrates perchlorate, an environmental pollutant, in breast milk.

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  6. Health & Medicine

    Angiogenesis Factors: Tracking down the suspects in blood vessel growth near tumors

    Tumors enlist certain bone marrow cells in efforts to grow new blood vessels for self-nourishment.

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  7. Physics

    15 = 3 × 5: Photons do their first quantum math

    Physicists have performed the first calculation involving manipulation of the quantum states of photons, another step on the road to optical quantum computers.

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  8. Earth

    The Salt Flat That Isn’t Flat: World’s largest playa sports ridges, valleys

    An innovative field survey of the world's largest salt flat, a New Jersey–size playa high in the Andes, reveals that the barren expanse actually has minuscule, centimeter-scale variations in topography.

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  9. Chimp Champ: Ape aces memory test, outscores people

    A young chimp outperforms college students on a test of recalling numbers glimpsed for less than a quarter of a second. With video.

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  10. Health & Medicine

    Sickle Save: Skin cells fix anemia in mice

    Using a new technique to turn skin cells into stem cells, scientists have corrected sickle cell anemia in mice.

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  11. Plants

    Botanists refine family tree for flowering plants

    Two research teams have used the biggest array of flowering-plant genes yet to try to reconstruct the elusive evolutionary history of today's flowers.

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  12. Physics

    Sharper than expected

    A new technique beats the resolution limits of ordinary microscopes in a way that seems to defy conventional optical theory.

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