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  1. A skeptic of quantum theory explains his misgivings

    In a 1905 paper, Albert Einstein proposed that light could travel in the form of particles later called photons. It was one of the pioneering papers in the research that led to quantum mechanics, the mathematical framework for describing matter and energy on a fundamental level. But in his later years, Einstein expressed grave dissatisfaction […]

    By Albert Einstein

  2. 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.