Nation/World

Archive by category ''Nation/World

  • NATIONAL

    Charles Townes, inventor of the laser, dies at 99

    In 1951, physicist Charles Townes was lost in thought on a park bench in Washington, D.C., pondering a years-long puzzle: how to create an intense beam of light – short in wavelength and high in frequency – with far-reaching practical uses. Albert Einstein had theorized that it could...

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