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  1. Top statistician explains what all those numbers mean

    In June, the United Nations passed a resolution designating October 20 as World Statistics Day. The United States planned to mark the occasion with a gathering on Capitol Hill of representatives from number-crunching agencies. Science News writer Laura Sanders recently spoke with U.S. Chief Statistician Katherine Wallman about why numbers matter. “People have a lot […]

    By Katherine Wallman
  2. Health & Medicine

    Anticancer protein might combat HIV

    The tumor suppressor p21 shows up in abundance in some people who are impervious to developing AIDS despite being infected, a study shows.

    By Nathan Seppa
  3. Physics

    Sailing toward the island of stability

    The creation of six new superheavy isotopes has encouraged researchers who hope to find long-lived elements of even greater mass.