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  1. Leggy lizards adapt fast

    In response to a new predator, lizards on several Caribbean islands underwent selection first for long legs and then for short legs.

    By Julie Rehmeyer
  2. Planetary Science

    So long, Surveyor

    After 8 years of relaying pictures, topographic maps, magnetic field data, and compositional information from above the Red Planet, NASA's Mars Global Surveyor spacecraft appears to have called it quits.

    By Ron Cowen
  3. Health & Medicine

    Pain type matters to brain

    Chronic back pain affects different parts of the brain than acute back pain does, magnetic resonance images reveal.

    By Julie Rehmeyer
  4. Health & Medicine

    Indian men are prone to insulin resistance

    Men from India are more likely than those in other large ethnic groups to have a condition that predisposes them to adult-onset diabetes.