Template:Selected anniversaries/June 20: Difference between revisions
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||1597: Willem Barentsz dies ... cartographer and explorer. No DOB. Pic. | ||1597: Willem Barentsz dies ... cartographer and explorer. No DOB. Pic. | ||
||1776: Benjamin Huntsman dies ... inventor and businessman ... inventor and manufacturer of cast or crucible steel. Pic search. | ||1776: Benjamin Huntsman dies ... inventor and businessman ... inventor and manufacturer of cast or crucible steel. Pic search. | ||
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||1875: Reginald Punnett born ... geneticist, statistician, and academic. He is best remembered today as the creator of the Punnett square, a tool still used by biologists to predict the probability of possible genotypes of offspring. Pic. | ||1875: Reginald Punnett born ... geneticist, statistician, and academic. He is best remembered today as the creator of the Punnett square, a tool still used by biologists to predict the probability of possible genotypes of offspring. Pic. | ||
File:Alexander Graham Bell.jpg|link=Alexander Graham Bell (nonfiction)|1877: [[Alexander Graham Bell (nonfiction)|Alexander Graham Bell]] installs the world's first commercial telephone service in Hamilton, Ontario, Canada. | File:Alexander Graham Bell.jpg|link=Alexander Graham Bell (nonfiction)|1877: [[Alexander Graham Bell (nonfiction)|Alexander Graham Bell]] installs the world's first commercial telephone service in Hamilton, Ontario, Canada. | ||
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||1944: The experimental MW 18014 V-2 rocket reaches an altitude of 176 km, becoming the first man-made object to reach outer space. | ||1944: The experimental MW 18014 V-2 rocket reaches an altitude of 176 km, becoming the first man-made object to reach outer space. | ||
||1947: Gangster Bugsy Siegel dies. Pic. | ||1947: Gangster Bugsy Siegel dies. Pic. | ||
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||2010: Floris Takens dies ... mathematician known for contributions to the theory of chaotic dynamical systems. Together with David Ruelle, he predicted that fluid turbulence could develop through a strange attractor, a term they coined, as opposed to the then-prevailing theory of accretion of modes. The prediction was later confirmed by experiment. Pic. | ||2010: Floris Takens dies ... mathematician known for contributions to the theory of chaotic dynamical systems. Together with David Ruelle, he predicted that fluid turbulence could develop through a strange attractor, a term they coined, as opposed to the then-prevailing theory of accretion of modes. The prediction was later confirmed by experiment. Pic. | ||
||2011: Professor He Zehui dies ... nuclear physicist who worked to develop and exploit nuclear physics in Germany and China. Pic. | ||2011: Professor He Zehui dies ... nuclear physicist who worked to develop and exploit nuclear physics in Germany and China. Pic. | ||
File: | File:Self portrait (20 June 2024) 20240620_202729.jpg|link=Self portrait (20 June 2024)|2024: '''[[Self portrait (20 June 2024)|Self portrait]]'''. | ||
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Latest revision as of 18:53, 20 June 2024
1840: Samuel Morse receives the patent for the telegraph.
1875: Inventor and engineer Wilhelm Bauer dies. He designed and built several hand-powered submarines.
1877: Alexander Graham Bell installs the world's first commercial telephone service in Hamilton, Ontario, Canada.
2024: Self portrait.