Also on This Day in History July 27
Discover what happened on July 27 with HISTORY's summaries of major events, anniversaries,
famous births and notable deaths.
Births on This Day, July 27
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1921
Garry Davis
America pilot who created the World Passport
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1938
Gary Gygax
American game designer, who co-created Dungeons & Dragons
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1927
Allen K. Breed
American inventor of the first automotive airbag sensor
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1904
Kenneth Tompkins Bainbridge
American physicist (measurements of mass differences between nuclear isotopes)
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1849
John Hopkinson
British physicist and electrical engineer (Hopkinson's Law)
Deaths on This Day, July 27
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1988
Frank J. Zamboni
American businessman and inventor of the ice-resurfacing machine
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1963
Garrett Augustus Morgan
American inventor (gas mask and traffic signal)
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1962
Conrad Elvehjem
American biochemist and nutrition scientist (discovered niacin)
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1931
Auguste-Henri Forel
Swiss neuroanatomist, psychiatrist, and entomologist known for his investigations of brain structure
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1759
Pierre-Louis Moreau de Maupertuis
French mathematician and astronomer (Système de la nature)
1921
The hormone insulin regulates blood sugar as proved by researchers at the University of Toronto led by biochemist Frederick Banting
In 1921, researchers at the University of Toronto, led by biochemist Frederick Banting and his assistant Charles Best, made a groundbreaking discovery related to the hormone insulin. They successfully isolated and purified insulin from the pancreases of dogs, demonstrating its ability to regulate blood sugar levels.
2013
First artificially inseminated Przewalski’s horse born
In 2013, the first female Przewalski’s horse foal was born via artificial insemination. The foal was the result of seven years of preparation by scientists at the Smithsonian Conservation Biology Institute. By using artificial insemination, it would become possible to produce the result of mating without transporting geographically distant animals.
1586
Tobacco Introduced to England
Tobacco was introduced to England from the New World by Walter Raleigh , particularly from the colonies in what is now Virginia and the Caribbean, during the late 16th century. It was initially brought to England by explorers and settlers returning from their voyages to the Americas.
1909
Orville Wright successfully tests the Wright Military Flyer, the world's first military airplane
Orville Wright successfully tested the Wright Military Flyer, the world's first military airplane, on July 27, 1909. The flight took place at Fort Myer, Virginia, where Orville demonstrated the aircraft's capabilities to the U.S. Army. During this record flight, Orville flew the plane for 1 hour and 12 minutes, covering a distance of 40 miles and meeting the Army's requirement for a military aircraft capable of flying for at least one hour with a passenger on board.