Uncategorized

  1. Physics

    Old data yield new signs of extra force

    Several experimental findings that conflict with predictions of the prevailing standard model of particle physics suggest that nature may include another force beyond the four known ones.

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  2. Paleontology

    All mixed up over birds and dinosaurs

    A bit of fossil fakery snookered a team of paleontologists

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  3. Infected butterflies reverse sex roles

    In butterfly populations afflicted by male-killing bacteria, females gather in frantic swarms to mate.

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  4. Mass illness tied to contagious fear

    Researchers have linked a recent outbreak of illness at a Tennessee high school to psychological factors rather than toxic gas exposure, as originally suspected.