Uncategorized

  1. Life

    To cook up life, just add citrate

    The theory that RNA spawned the first organisms gets a boost from a common compound.

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  2. Astronomy

    Comet ISON approaches sun for Thanksgiving flyby

    On Thanksgiving, Comet ISON will pass near the sun and may disintegrate.

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  3. Planetary Science

    Jupiter’s Great Red Spot explained

    A computer simulation is the first to explain how Jupiter’s Great Red Spot has survived for the nearly 200 years humans have observed it.

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  4. Space

    Making the most of zero gravity

    Astronaut and author Chris Hadfield discusses life in, and after, space.

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  5. Life

    Compounds defeat malaria at every step

    Experimental drugs are first to kill all stages of the parasite’s infection cycle.

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  6. Health & Medicine

    Simple dietary supplements could help stave off AIDS

    Many people newly infected with HIV stayed healthy on regimen involving multivitamins and selenium.

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  7. Health & Medicine

    Thalidomide treats Crohn’s disease

    Study of children with the inflammatory bowel disorder raises possibility of new use for tainted drug.

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  8. Animals

    Odd head of seahorse cloaks its sneak attacks

    Head shape creates hydrodynamic fake-out for stealth hunting.

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  9. Materials Science

    Material inspired by dragonfly wings bursts bacteria

    Silicon studded with nanostructures could act as antimicrobial coating on medical devices.

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  10. Archaeology

    Early shrine unearthed at Nepal Buddhist site

    Ritual structure could help pin down when the sage known as the Buddha lived in South Asia.

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  11. Climate

    Methane emissions may be far higher than estimated

    U.S. fossil fuel and cattle industries may emit far more methane than government estimates indicate.

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  12. Health & Medicine

    Whooping cough vaccine may still allow some level of infection

    Animal tests show pertussis shots stave off symptoms but allow spread of the bacteria.

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