News

  1. Anthropology

    Wild chimps scale branches of culture

    Distinctive behaviors in wild-chimp communities point to a basic cultural capacity in these animals.

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  2. Animals

    Mr. Not Wrong: Not my species? Not a problem

    Female toads that accept mates of another species in tough times may be looking after their own interest.

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  3. Ladies First: Genes skew sex ratios in evolutionary struggle

    A gene in fruit flies favors the birth of females, until another gene comes along to restore balance between the sexes.

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  4. Earth

    Yellowstone Rising: Magma floods into chamber beneath park

    Some parts of the terrain in Yellowstone National Park have been rising as much as 7 centimeters per year as molten rock wells up beneath the park.