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. | ||
||1782: The U.S. Congress adopts the Great Seal of the United States. | ||1782: The U.S. Congress adopts the Great Seal of the United States. | ||
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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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||1897: Harold Frederick Pitcairn born ... aviation inventor and pioneer. He played a key role in the development of the autogyro and founded the Autogiro Company of America. He patented a number of innovations relating to rotary wing aircraft. Pic. | ||1897: Harold Frederick Pitcairn born ... aviation inventor and pioneer. He played a key role in the development of the autogyro and founded the Autogiro Company of America. He patented a number of innovations relating to rotary wing aircraft. Pic. | ||
||1903: Benjamin deForest | ||1903: Benjamin deForest Bayly born ... electrical engineer and a professor at the University of Toronto. During World War II he invented a cypher machine called the Rockex and handled communications at the secret intelligence base Camp X. No DOB. Pic search. | ||
||1907: John Ronald Womersley born ... mathematician and computer scientist who made important contributions to computer development, and hemodynamics. Nowadays he is principally remembered for his contribution to blood flow, fluid dynamics and the eponymous Womersley number, a dimensionless parameter | ||1907: John Ronald Womersley born ... mathematician and computer scientist who made important contributions to computer development, and hemodynamics. Nowadays he is principally remembered for his contribution to blood flow, fluid dynamics and the eponymous Womersley number, a dimensionless parameter characterizing unsteady flow. Pic search. | ||
||1912: Markus | ||1912: Markus Fierz born ... physicist, particularly remembered for his formulation of spin-statistics theorem, and for his contributions to the development of quantum theory, particle physics, and statistical mechanics. He was awarded the Max Planck Medal in 1979 and the Albert Einstein Medal in 1989 for all his work. Pic. | ||
||1917: Helena Rasiowa born ... mathematician and academic. Rasiowa worked in the foundations of mathematics and algebraic logic. Pic. | ||1917: Helena Rasiowa born ... mathematician and academic. Rasiowa worked in the foundations of mathematics and algebraic logic. Pic. | ||
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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. | |||
||1958: Kurt Alder dies ... chemist and academic, Nobel Prize laureate ... the 1950 Nobel Prize in Chemistry shared with Otto Diels for their work on what is now known as the Diels–Alder reaction. Pic. | ||1958: Kurt Alder dies ... chemist and academic, Nobel Prize laureate ... the 1950 Nobel Prize in Chemistry shared with Otto Diels for their work on what is now known as the Diels–Alder reaction. Pic. | ||
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||2005: Jack Kilby dies ... physicist and engineer, Nobel Prize laureate ... took part (along with Robert Noyce) in the realization of the first integrated circuit while working at Texas Instruments (TI) in 1958. He was awarded the Nobel Prize in Physics on December 10, 2000. Pic. | ||2005: Jack Kilby dies ... physicist and engineer, Nobel Prize laureate ... took part (along with Robert Noyce) in the realization of the first integrated circuit while working at Texas Instruments (TI) in 1958. He was awarded the Nobel Prize in Physics on December 10, 2000. Pic. | ||
||2006: Markus | ||2006: Markus Fierz dies ... physicist, particularly remembered for his formulation of spin-statistics theorem, and for his contributions to the development of quantum theory, particle physics, and statistical mechanics. He was awarded the Max Planck Medal in 1979 and the Albert Einstein Medal in 1989 for all his work. 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. | ||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]]'''. | ||
</gallery> | </gallery> |
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.