News

  1. Animals

    Courting both ways

    Some extra dopamine, and male fruit flies like boys too.

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  2. Life

    These colors don’t run

    A chameleon employs different color-changing defenses depending on its predator.

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  3. Health & Medicine

    Donor dilemma

    Blood donors age 16 or 17 are more apt to faint than older donors.

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  4. Life

    Reviving extinct DNA

    For the first time, scientists have resurrected a piece of DNA from an extinct animal — the Tasmanian tiger. The researchers engineered mice with a piece of the long-gone marsupial's DNA that turns on a collagen gene in cartilage-producing cells.

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  5. Tech

    I, computer

    Bacteria that can "flip pancakes" with their DNA are the first microbes engineered to be living computers.

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  6. Health & Medicine

    Itchy and scratchy

    People with a close relative who has had shingles face a heightened risk of getting the skin disease, and should probably be first in line to get the vaccine.

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  7. Life

    For bacteria, it’s a hard-knock life

    Bacteria stick better to rigid surfaces.

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  8. Physics

    Catching the cell in action

    A light microscope with high resolution may enable scientists to view the 3-D structures within living cells.

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  9. Life

    Sepsis buster

    The Ashwell receptor, a sugar-binding protein on liver cells, helps fight sepsis by clearing blood-clotting factors. The discovery clears up years of mystery surrounding the receptor’s function.

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  10. Earth

    Eddies in the deep Earth

    The flow of molten material in our planet's outer core is the prime source of Earth's magnetic field. Localized blips in the magnetic field suggest this flow can fluctuate rapidly over large areas.

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  11. Humans

    ISEF winners announced

    More than 1,500 young scientists flexed their mental muscles this week at the world's largest high-school science competition.

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  12. Space

    Twisted roots for solar jets

    Researchers have constructed the first 3-D image of a jet of gas zooming out of the sun's outer atmosphere, revealing the role that twisted magnetic fields play in generating such outbursts.

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