Template:Selected anniversaries/December 31

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  • 1610: Mathematician and fencer Ludolph van Ceulen dies. He spent a major part of his life calculating the numerical value of the mathematical constant π.

    1610: Mathematician and fencer Ludolph van Ceulen dies. He spent a major part of his life calculating the numerical value of the mathematical constant π.

  • 1679: Physiologist, physicist, and mathematician Giovanni Alfonso Borelli dies. He contributed to the modern principle of scientific investigation by continuing Galileo's practice of testing hypotheses against observation.

    1679: Physiologist, physicist, and mathematician Giovanni Alfonso Borelli dies. He contributed to the modern principle of scientific investigation by continuing Galileo's practice of testing hypotheses against observation.

  • 1853: Banquet held in the mould of the Crystal Palace Iguanodon.

    1853: Banquet held in the mould of the Crystal Palace Iguanodon.

  • 1879: Thomas Edison demonstrates incandescent lighting to the public for the first time, in Menlo Park, New Jersey.

    1879: Thomas Edison demonstrates incandescent lighting to the public for the first time, in Menlo Park, New Jersey.

  • 1894: Mathematician Thomas Joannes Stieltjes dies. He worked on almost all branches of analysis, continued fractions and number theory, and was called "the father of the analytic theory of continued fractions."

    1894: Mathematician Thomas Joannes Stieltjes dies. He worked on almost all branches of analysis, continued fractions and number theory, and was called "the father of the analytic theory of continued fractions."

  • 1900: Priest and inventor Hannibal Goodwin dies. He invented and patented rolled celluloid photographic film.

    1900: Priest and inventor Hannibal Goodwin dies. He invented and patented rolled celluloid photographic film.

  • 1980: Professor of English and philosopher of communication theory Marshall McLuhan dies. He coined the expressions "the medium is the message" and "global village".

    1980: Professor of English and philosopher of communication theory Marshall McLuhan dies. He coined the expressions "the medium is the message" and "global village".

  • 2007: The Deep Impact spacecraft flies by Earth on an extended mission to study extrasolar planets and comet Hartley 2 (103P/Hartley).

    2007: The Deep Impact spacecraft flies by Earth on an extended mission to study extrasolar planets and comet Hartley 2 (103P/Hartley).

  • 2016: Reality television show Dennis Paulson of Mars fully funded by Kickstarter.

    2016: Reality television show Dennis Paulson of Mars fully funded by Kickstarter.

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