Template:Selected anniversaries/April 28: Difference between revisions

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||1912 – Odette Hallowes, French soldier and spy (d. 1995)
||1912 – Odette Hallowes, French soldier and spy (d. 1995)
||Frank Shuman (d. April 28, 1918) was an American inventor, engineer and solar energy pioneer known for his work on solar engines, especially those that used solar energy to heat water that would produce steam.


File:Eugene Shoemaker.jpg|link=Eugene Merle Shoemaker (nonfiction)|1928: Geologist and astronomer [[Eugene Merle Shoemaker (nonfiction)|Eugene Merle Shoemaker]] born. Shoemaker will be the first scientist to conclude that Barringer Meteor Crater in Arizona, and similar craters, were caused by meteor impact.
File:Eugene Shoemaker.jpg|link=Eugene Merle Shoemaker (nonfiction)|1928: Geologist and astronomer [[Eugene Merle Shoemaker (nonfiction)|Eugene Merle Shoemaker]] born. Shoemaker will be the first scientist to conclude that Barringer Meteor Crater in Arizona, and similar craters, were caused by meteor impact.

Revision as of 21:36, 27 November 2017

  • 1402: Aztec philosopher, warrior, architect, poet, and ruler Nezahualcoyotl born. He will have an experience of an "Unknown, Unknowable Lord of Everywhere" to whom he will build an entirely empty temple in which no blood sacrifices of any kind will be allowed.

    1402: Aztec philosopher, warrior, architect, poet, and ruler Nezahualcoyotl born. He will have an experience of an "Unknown, Unknowable Lord of Everywhere" to whom he will build an entirely empty temple in which no blood sacrifices of any kind will be allowed.

  • 1774: Astronomer Francis Baily born. He will observe "Baily's beads" during an annular eclipse (1836).

    1774: Astronomer Francis Baily born. He will observe "Baily's beads" during an annular eclipse (1836).

  • 1847: Mathematician Leopold Kronecker uses number theory to predict and prevent crimes against mathematical constants.

    1847: Mathematician Leopold Kronecker uses number theory to predict and prevent crimes against mathematical constants.

  • 1868: Mathematician Georgy Voronoy born. He will invent what are today called Voronoi diagrams or Voronoi tessellations.

    1868: Mathematician Georgy Voronoy born. He will invent what are today called Voronoi diagrams or Voronoi tessellations.

  • 1906: Mathematician, philosopher, and academic Kurt Gödel born. His two incompleteness theorems will have an immense impact upon scientific and philosophical thinking in the 20th century.

    1906: Mathematician, philosopher, and academic Kurt Gödel born. His two incompleteness theorems will have an immense impact upon scientific and philosophical thinking in the 20th century.

  • 1928: Geologist and astronomer Eugene Merle Shoemaker born. Shoemaker will be the first scientist to conclude that Barringer Meteor Crater in Arizona, and similar craters, were caused by meteor impact.

    1928: Geologist and astronomer Eugene Merle Shoemaker born. Shoemaker will be the first scientist to conclude that Barringer Meteor Crater in Arizona, and similar craters, were caused by meteor impact.

  • 1986: High levels of radiation resulting from the Chernobyl disaster are detected at a nuclear power plant in Sweden, leading Soviet authorities to publicly announce the accident.

    1986: High levels of radiation resulting from the Chernobyl disaster are detected at a nuclear power plant in Sweden, leading Soviet authorities to publicly announce the accident.

  • 1986: Celebrity time-traveller Radium Jane visits the stricken Chernobyl reactor, calls it "a waste of good fissionable material."

    1986: Celebrity time-traveller Radium Jane visits the stricken Chernobyl reactor, calls it "a waste of good fissionable material."

  • 2017: New survey shows that Fantasy Voronoi diagram is more popular than Fantasy Football.

    2017: New survey shows that Fantasy Voronoi diagram is more popular than Fantasy Football.

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