News

  1. Anthropology

    Ethiopians reveal high-altitude twist

    To the surprise of researchers, blood measures of oxygen-rich hemoglobin in Ethiopian villagers living more than 2 miles above sea level are the same as those of lowland dwellers.

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  2. Physics

    Prying apart antimatter

    Matter and antimatter look reassuringly alike in physicists' first investigations of energy levels of antihydrogen atoms.

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  3. Physics

    Prying apart antimatter

    Matter and antimatter look reassuringly alike in physicists' first investigations of energy levels of antihydrogen atoms.

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  4. Health & Medicine

    Herpes vaccine progresses

    A new vaccine for genital herpes protects some women but not men.

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  5. Health & Medicine

    Herpes vaccine progresses

    A new vaccine for genital herpes protects some women but not men.

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  6. Paleontology

    New fossil weighs in on primate origins

    A 55-million-year-old primate skeleton found in Wyoming indicates that the common ancestor of modern monkeys, apes, and people was built primarily for hanging tightly onto tree branches.

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  7. Paleontology

    New fossil weighs in on primate origins

    A 55-million-year-old primate skeleton found in Wyoming indicates that the common ancestor of modern monkeys, apes, and people was built primarily for hanging tightly onto tree branches.

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  8. Physics

    Light chips find a place to take root

    The fabrication of an artificial, inside-out opal of silicon promises to make all-optical microchips possible

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  9. Physics

    Atom microchips get off the ground

    Becoming smaller and more versatile, microchips using atoms instead of electrons promise both to improve atomic physics experiments and to pave the way for new technologies such as quantum computers.

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  10. Math

    Super Bowls and stock markets

    The predictive power of the Super Bowl "theory," which involves an apparent correlation between stock market performance and the results of the National Football League championship game, has declined precipitously in recent years.

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  11. Math

    Pursuing punctured polyhedra

    A mathematician has proved that it's possible to construct a mathematical shape made up of flat faces and straight edges in which every face has a "hole" where the vertex of one constituent polyhedron pokes into the face of another.

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  12. Health & Medicine

    New tests may catch bicyclers on dope

    Two new tests, on blood and urine, detect the presence of synthetic erythropoietin, a drug that boosts red blood cell counts and enhances stamina.

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