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  • Uncertainty, Error, and Confidence
    Process of Science

    Uncertainty, Error, and Confidence

    There is uncertainty in all scientific data, and even the best scientists find some degree...

  • Louis Tompkins Wright
    Scientists and Research

    Louis Tompkins Wright

    In the first two decades of the 20th century, job opportunities for African American physicians...

  • Scientific Notation
    Math in Science

    Scientific Notation

    The blue whale weighs approximately 190,000 kilograms, while a plankton weighs just 0.5 milligrams—a difference...

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