News

  1. Health & Medicine

    Nerves are key to longevity effect

    The life-extending effect that some animals get from calorie-restricted diets may depend on signals from the brain.

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  2. Earth

    Double-acting bacteria immobilize toxic nanoparticles

    Bacteria lurking in the bowels of an abandoned Wisconsin mine might help remove toxic metals from polluted water.

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  3. Animals

    West Nile virus hits bird populations

    West Nile virus has hammered populations of five common North American birds.

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  4. Planetary Science

    Eris dwarfs Pluto

    Ex-planet Pluto suffers another demotion, as observations show that it's much less massive than Eris, another distant denizen of the outer solar system.

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  5. Tech

    A computer in every cell

    Artificial genes inserted into cells make RNA molecules that can perform logical computations.

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  6. Animals

    Profiles in Courtship: Flirting male fish show their best sides

    Courting male guppies that sport a tad more orange on one side of their bodies than on the other tend to flash that brighter side at females.

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  7. Paleontology

    Jurassic CSI: Fossils indicate central nervous system damage

    Fossils found in the head-thrown-back position, the so-called "dead bird" pose, probably died from central nervous system damage.

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  8. Chemistry

    Beyond Ethanol: Synthetic fuel offers promising alternative

    A faster, simpler manufacturing technique could make a synthetic biofuel into an even stronger competitor to ethanol.

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  9. Materials Science

    Needling Cells: Stem cells could take their cues from silicon nanowires

    Scientists have grown mouse stem cells on a bed of silicon nano-needles, hoping that they will be able to guide the cells' development through electrical stimulation.

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  10. Paleontology

    Winged dragon

    A quarry on the Virginia–North Carolina border has yielded fossils of an unusual gliding reptile that lived in the region about 220 million years ago.

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  11. Health & Medicine

    Warning Sign: River blindness parasite shows resistance

    The parasitic worm that causes river blindness seems to be developing resistance to the only drug that controls it.

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  12. Computing

    Mapping a Medusa: The Internet spreads its tentacles

    After tracking how digital information weaves around the world, researchers have concluded that, structurally speaking, the Internet looks like a medusa jellyfish.

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