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Portal:History of science/Selected anniversaries/March

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Selected anniversaries in March

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  • 1791 - Long-distance communication speeds up with the unveiling of a semaphore machine in Paris




  • 1716 - Birth of Pehr Kalm, Swedish explorer and naturalist (d. 1779)
  • 1866 - Death of William Whewell, English scientist, philosopher, and historian of science (b. 1794)



  • 1934 - A photograph by astronomer Edwin Hubble shows there are as many galaxies in the universe as there are stars in the Milky Way









  • 2003 - Death of Su Buqing, Chinese mathematician and educator (b. 1902)


  • 1915 - Pluto is photographed for the first time but is not recognized as a planet
  • 2008 - GRB 080319B: A cosmic burst that is the farthest object visible to the naked eye was briefly observed on this day


  • 1980 - Death of Peter Stoner, American mathematician, astronomer and Christian apologist (b. 1888)


  • 1754 - Birth of Baron Jurij Vega, Slovenian mathematician, physicist, and artillery officer (d. 1802)





  • 1946 – Birth of Wubbo Ockels, Dutch physicist and astronaut