News

  1. Planetary Science

    Flashy news from Mars

    A streak across the Martian sky observed by the rover Spirit was most likely a meteor associated with a comet called Wiseman-Skiff.

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  2. Monkeys keep track of small numbers

    Monkeys show signs of knowing when the number of faces that they see matches the number of voices that they hear, leading a research team to conclude that these primates possess basic counting skills.

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  3. Placebo gives brain emotional break

    Placebo-instigated anxiety reduction is accompanied by sparse activity in emotional parts of the brain as well as by intense responses in neural structures that dampen pain, a new brain-scan study finds.