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FEBRUARY 22

1857 Heinrich (Rudolf) Hertz (German Physicist) Heinrich Hertz Physics Radio
1879 Johannes Nicolaus Brønsted (Danish Chemist) Danish Mathematicians and Scientists Acids and Bases
1894 Roma Gans (Minnesota-born Educator, Science Writer for Children) Minnesota Authors & Illustrators Young-Adult Authors Science Birds
1914 Renato Dulbecco (Italian-born 1975 Nobel Laureate for Medicine) Italian Mathematicians and Scientists Medical Research 1975 Nobel Laureate for Medicine
1936 J(ohn) Michael Bishop (Pennsylvania-born 1989 Nobel Laureate for Medicine) Pennsylvania Mathematicians and Scientists Medical Research 1989 Nobel Laureate for Medicine
Deaths
Persons of Historic Significance Who Have Died on This Date
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1828 German Biochemist Friederich Wöhler Synthesizes the First Organic Compound, Urea German Mathematicians and Scientists Biochemistry Historic Firsts Technology and Society Intellihealth
1841 With White Tail Deer Virtually Extinct, the General Assembly Passes a Law Prohibiting Their Killing in the State Delaware Government Endangered Animals Law State of Delaware
1880 5.8 Earthquake Is Centered on Yokohama, Japan Yokohama, Japan Earthquakes Historic Firsts Yokohama, Japan USGS
1922 Oshkosh, Wisconsin Is Devastated by a Sleet Storm That Knocks Out Electricity for a Week Oshkosh, Wisconsin Storms Electricity Wisconsin Historical Society
1927 The Chesapeake and Delaware Canal (90' Wide, 12 ' Deep) Is Opened by the Federal Government as a Tidewater Canal Without Locks Delaware U.S. Government Canals State of Delaware
1935 7.1 Earthquake Is Centered on Alaska's Near Islands Alaska Earthquakes Historic Firsts USGS
Connally Hot Oil Act Becomes Law in Attempt to Control Marketing Unregulated Oil U.S. Government Business Law and Legal Resources Texas State Historical Association
1966 Soviet Union Launches Two Dogs into Space Aboard Kosmos 110 for 21-day Mission Russian Space Program Space Exploration Dogs NASA
1995 NASA Launches Space Shuttle Columbia (STS-75) for 15-day Mission Space Shuttle Missions NASA
1997 Scientists in Scotland Announce Successful Cloning of a Sheep, "Dolly" Scottish Scientists & Mathematicians Sheep Dolly The BBC

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