News

  1. Genetic Pickup: Did animals get brain genes from bacteria?

    Genes that make brain chemicals may have been acquired from bacteria.

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  2. Setting a Stage for Cancer: Another reason for women not to drink while pregnant

    Drinking alcohol during pregnancy can cause a range of birth defects in newborns, and researchers have now shown that, in rats, it also increases the risk of breast tumors in adult offspring.

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  3. A Fetching Lexicon: Language clues come from dog’s vocabulary

    A research team finds that a 9-year-old border collie displays a keen facility for learning word meanings, providing new support for the theory that simple types of thinking practiced by some nonhuman animals also make word learning possible in toddlers.

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  4. Physics

    Corralling the Mass Maker: Hunting ground shifts for elusive particle

    Hunters of the most eagerly sought particle in high-energy physics, the Higgs boson, are gleaning fresh clues about where and how to look from a new finding about another fundamental particle called the top quark.

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  5. Tech

    DNA puts its best foot forward

    A robot made of DNA has taken its first steps, suggesting that such devices could eventually be used for nanoscale manufacturing.

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  6. Chimp DNA yields complex surprises

    A molecular comparison of chromosome 22 in chimpanzees with its counterpart in people reveals surprisingly complex genetic differences between the two species.

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  7. Health & Medicine

    Green tea takes on poison

    Green tea contains a broad range of compounds that detoxify dioxin.

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  8. Tech

    Microwave mirror hits the spot

    A technique for rebounding and refocusing sound also works for electromagnetic waves, possibly opening new uses ranging from improving cell phone communication to treating illness.

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  9. Health & Medicine

    Americans eat faster, and more

    More and more people are eating at fast-food restaurants, and they down significantly more calories on the days they do.

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  10. Chemistry

    Crystal could generate pure hydrogen fuel

    An organic crystal's unusual molecular-trapping behavior could help drive a new hydrogen economy.

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  11. Health & Medicine

    Statins might fight multiple sclerosis

    Cholesterol-lowering statin drugs might work against multiple sclerosis by reducing inflammation, preliminary evidence suggests.

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  12. Got Milk? Dairy protein provides bone-forming boost

    A protein in milk stimulates bone-forming cells.

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