News

  1. Earth

    Breeding Parasites Along with Fish: Do sea lice from salmon farms spread far?

    Marine parasites known as sea lice spread readily from farmed salmon to passing wild fish, according to a controversial study conducted in British Columbia.

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  2. Follicle Size Matters: Hormone regimen may reduce pregnancy success

    Hormone injections used to induce livestock and women to ovulate could force eggs to leave ovarian follicles before they are fully mature and thereby jeopardize pregnancy outcomes.

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  3. Physics

    Pinstripe Electricity: Novel fuel cell relies on thin, aqueous streams

    A promising new type of fuel cell exploits microstreams of water, which behave like flows of gooey honey.

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  4. Earth

    Hit Again: December temblor probably caused new Sumatran quakes

    Seismic activity that rattled the Indonesian region early this week, including a quake that measured a whopping magnitude 8.7, was triggered by December's massive tsunami-spawning earthquake, scientists suggest.

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  5. Chemistry

    Expanding the genetic code

    In an effort to explore the mechanisms of evolution, researchers have designed an unnatural chemical base and inserted it into synthetic DNA in a test tube.

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  6. Tech

    X rays detect fingerprints

    Analytical chemists have developed a method that visualizes elusive fingerprints with X rays.

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  7. Chemistry

    Stopping wool from shrinking

    Treating wool with a fungal enzyme not only prevents the fibers from shrinking but also is more environmentally friendly than using conventional chemical treatments.

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  8. Health & Medicine

    Molecular decoy thwarts Alzheimer’s

    Biomedical engineers have developed polymer molecules that bind to and block the activity of proteins associated with Alzheimer's disease.

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  9. Planetary Science

    Assault on Mars

    A Mars rover has discovered a patch of soil that's the saltiest place known on the Red Planet, an indication that water once coursed through the region.

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  10. Earth

    Volume of glaciers and ice caps is estimated

    New topographic data have enabled scientists to estimate the volume of water trapped in the ice caps and glaciers outside of Antarctica and Greenland and to predict how high the sea level would rise if this ice melted.

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  11. Astronomy

    It’s a star, but not much of one

    Astronomers have discovered the smallest star known.

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  12. Animals

    Why a turkey helps a pal find a mate

    A new study shows how the classic idea of kin selection could explain why male turkeys cruise in pairs, even though only one of them will win a mate.

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