News

  1. Health & Medicine

    Chimp brains don’t shrink

    Primate studies aim to find out why humans get dementia.

    By Laura Sanders
  2. Health & Medicine

    Tossing, turning, forgetting

    A new study in mice finds that sleep disturbance erodes memory.

    By Tina Hesman Saey
  3. Space

    Going where no Mars rover has gone before

    NASA's next Mars mission, Curiosity, will land in the Red Planet's Gale Crater.

    By Nadia Drake
  4. Health & Medicine

    ‘Wave of death’ may not be a last gasp

    A minute after decapitation, a rat's severed head shows signs of life.

    By Laura Sanders
  5. Psychology

    Kids share, chimps stash

    Divvying up goods comes easily to 3-year-old kids but not to adult chimps, a finding with evolutionary implications.