News

  1. Health & Medicine

    A cold today helps keep the COVID away

    A recent cold appears to be a defense against COVID-19 and a partial explanation for kids’ tendency toward milder coronavirus infections.

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  2. Health & Medicine

    A bioengineered protein may someday treat carbon monoxide poisoning

    Mice treated with the protein, which is found in bacteria, quickly eliminated carbon monoxide from their body in their pee.

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  3. Astronomy

    A newborn planet munches on gas and dust surrounding its host star

    In a first, astronomers imaged a baby planet within a gap in the disk of material around a star, confirming predictions about how rings form.

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  4. Environment

    River turbulence can push toxic pollutants into the air

    Levels of hydrogen sulfide gas soared near a raging section of the Tijuana River in San Diego, exposing residents to potentially harmful air pollution.

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  5. Life

    Horses may have become rideable with the help of a genetic mutation

    To make horses rideable during domestication, people may have inadvertently targeted a mutation in horses to strengthen their backs and their balance.

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  6. Earth

    20 years after Hurricane Katrina, is the U.S. better prepared? 

    Hurricane forecasts have improved since Katrina, but risks from climate change and budget cuts loom.

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  7. Health & Medicine

    A new antiviral blocks 6 deadly viruses in mice but faces a long road ahead

    Scientists report that targeting sugars on virus surfaces stopped multiple infections, though the approach needs much refinement before human trials.

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  8. Microbes

    What makes chocolate taste so good? It’s the microbes

    Beans matter, but microbes may be the real secret to fine chocolate flavor. Scientists are building starter cultures that may improve quality.

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  9. Earth

    Useful metals get unearthed in U.S. mines, then they’re tossed

    Recovering these metals from mining by-products destined for waste sites could offset the need to import them from elsewhere or open new mines.

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  10. Health & Medicine

    Elderly cats with dementia may hold clues for Alzheimer’s

    Immune cells in aging cat brains with amyloid beta destroy nerve endings, mimicking the progression of Alzheimer’s disease in humans.

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  11. Health & Medicine

    Scientists perform the first pig-to-human lung transplant

    The genetically modified lung remained viable for nine days, but the recipient’s immune responses need more research, scientists say.

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  12. Animals

    The mysterious, extinct ‘Fuegian dog’ was actually a semi-tame fox

    Historic European accounts long described the canids as domesticated dogs. A new study suggests that’s probably not true.

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