Return Today in the History of  Science, Math, Invention & Technology Return

MAY 25

1889 Igor Sikorsky (Ukrainian-American Aircraft Designer; Developed the Helicopter) Igor Sikorsky Inventors & Inventions The Helicopter
1914 Norman Borlaug (Iowa-born Agronomist; 1970 Nobel Laureate for Peace) Norman Borlaug Farming & Agriculture Earth & Environmental Science 1970 Nobel Laureate for Peace
1921 Jack Steinberger (German Physicist: 1988 Nobel Laureate for Physics) German Scientists & Mathematicians Sub-atomic Particles 1988 Nobel Laureate for Physics
1925 John Cocke (North Carolina-born Computer Pioneer: Inventor of RISC Computer Technology) North Carolina Scientists & Mathematicians Inventors & Inventions Technology History
Deaths
Persons of Historic Significance Who Have Died on This Date
1939 Frank Watson Dyson (English Astronomer Royal, 1910-1933) English Scientists & Mathematicians Astronomy Greenwich Guide
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1844 First Telegraphed News (from Washington, D.C.) Appears in Baltimore's Patriot Maryland Telegraph Journalism Historic Firsts New York Times
1852 E.G. Otis Is Issued a Patent for a Railroad Car Brake Patents & Trademarks Inventors & Inventions Railroads Pierce Law Center
1862 President Lincoln Uses Telegraph to Contact Generals and Direct Troop Movements at Front Royal, Virginia Virginia President Abraham Lincoln American Civil War The Telegraph Lincoln Papers
1923 5.7 Magnitude Earthquake Kills 2,200 in Iran Iran Earthquakes Death USGS
1925 Tennessee Teacher, John Scopes, Is Indicted for Teaching the Theory of Evolution Tennessee Law and Legal Resources Evolution New York Times
1948 Andrew Moyer Is Granted Patent For a Method of Mass Production of Penicillin Patents & Trademarks Medical Research U.S. Patent and Trademark Office
1955 300 mph Tornado Destroys Udall, Kansas: 80 Die, 270 Injured Kansas Tornados Death NPR
1961 President Kennedy Tells Congress the U.S. Should Land a Man on the Moon U.S. Congress President John F. Kennedy Lunar Exploration BBC The History Channel Technology and Society
1965 NASA Launches an Unmanned Apollo Saturn Test Rocket Space Exploration Lunar Exploration NASA
1966 NASA Launches Explorer 32 to Monitor Global Atmospheric Conditions Space Exploration Earth Science NASA
1971 President Nixon Marks the Start of Construction of the Tennessee-Tombigbee Waterway Alabama Mississippi Tennessee President Richard Nixon Rivers and Canals Tennessee-Tombigbee Waterway Alabama Archives
1972 Last U.S. Corona Spy Satellite Launched from Vandenberg Air Force Base, CA California Space The Cold War National Reconnaissance Office
1973 NASA Launches First Skylab Crew for 28-day Mission Space Exploration Historic Firsts NASA
1975 Grizzly Bear Is Classified As a "Threatened Species" Grizzly Bear Endangered Animals History Channel
2008 NASA's Phoenix Explorer Lands on the Surface of the Martian Arctic Plain Phoenix Mission Space Exploration NASA
An F4 Tornado Levels 1/3 of Parkersburg, Iowa Parkersburg, Iowa Tornado Death CNN

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