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  1. Health & Medicine

    Sickle-cell anemia tied to cognitive impairment

    Patients with the hereditary condition score worse on standardized tests than people without it.

    By Nathan Seppa
  2. Psychology

    Bereaved relatives helped by chance to view body after sudden loss

    Grieving people rarely regret having seen a dead loved one, even in cases of violent death, a British study suggests.

    By Bruce Bower
  3. Earth

    Archaeopteryx fossil seen in new light

    X-ray technique reveals original tissue in the feathers of a primitive bird fossil.

    By Sid Perkins
  4. Science & Society

    Intel International Science and Engineering Fair begins

    Young scientists converge in San Jose, Calif.,