Health & Medicine

  1. Health & Medicine

    Healthier mice, through X-rays

    In sickly mice, small doses of radiation helped while vitamins harmed.

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  2. Health & Medicine

    Magnets that kill cancer cells

    Researchers devise a way to use magnets to make cells self-destruct.

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  3. Health & Medicine

    Of fish and brain health

    Moms-to-be who eat a diet rich in the right fish may pass along benefits to their children

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  4. Health & Medicine

    The 2012 Nobel Prizes

    Annual awards go to research on cells, atoms and light.

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  5. Brain

    The teenage brain

    Adolescence triggers brain — and behavioral — changes that few kids or adults understand.

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  6. Health & Medicine

    The rest of your DNA

    Surprise: Scientists find most of human DNA molecule carries out important functions.

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  7. Animals

    By a whisker

    Hardly a fad: Some facial hair serves important functions, scientists find.

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  8. Animals

    Monkeys’ mistake detector

    Specific brain cells in macaques respond to fellow animal’s error.

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  9. Microbes

    Surprising rabies resistance

    Amazon villagers survive deadly disease carried by vampire bats.

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  10. Health & Medicine

    Bye-bye, egg allergy

    Eating tiny amounts of eggs helps some children overcome their egg allergy.

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  11. Health & Medicine

    Tomatoes’ tasteless green gene

    The tomatoes your great-grandparents ate probably tasted little like the ones you eat today. The fruit used to have more flavor. A lot more flavor. In fact, tomatoes “were once so flavorful that you could take one in your hand and eat it straight away just like we regularly eat apples or peaches,” according to plant scientist Alan Bennett. He belongs to a team of international scientists who now think they know one reason why the fruit has lost so much flavor. Although some unripe tomatoes have a dark green patch near the stem, farmers prefer that their unripe tomatoes are the same shade of green all over. The consistent coloring makes it easier for them to know when the fruit should be picked.

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  12. Health & Medicine

    Kids with ‘adult’ problems

    Nationwide survey shows that children are headed toward serious health problems related to excess weight.

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