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JANUARY 4

1642 Isaac Newton (English Scientist, Mathematician: Newton's Laws of Motion, Gravity, Calculus) Isaac Newton Physics Light Gravity Calculus
1746 Benjamin Rush (Pennsylvania-born Medical Pioneer, Signer of the Declaration of Independence) Benjamin Rush Medicine Declaration of Independence
1797 Wilhelm Beer (German Astronomer) Wilhelm Beer Astronomy The Moon
1809 Louis Braille (French Inventor of the Braille Reading System for the Blind) Louis Braille Inventors & Inventions Blindness
1813 Isaac Pitman (English Inventor of Shorthand) Isaac Pitman Inventors & Inventions Writing
1908 William Claytor (Virginia-born African-American Mathematician) William Claytor Mathematics African American Scientists & Mathematicians
1940 Brian D. Josephson (Welsh-born 1973 Nobel Laureate for Physics) Brian D. Josephson Physics Electrons 1973 Nobel Laureate for Physics
1945 Richard R. Schrock (Indiana-born 2005 Nobel Laureate for Chemistry) Richard Schrock Organic Chemistry 2005 Nobel Laureate for Chemistry
Deaths
Persons of Historic Significance Who Have Died on This Date
1961 Erwin Schrödinger (Austrian-born 1933 Nobel Laureate in Physics) Erwin Schrödinger Physics Sub-atomic Particles 1933 Nobel Laureate in Physics
1990 Harold Edgerton (Nebraska-born Engineer Who Developed the Strobe Light and Multiflash Photography) Harold Edgerton Photography Inventors & Inventions
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1847 Airy's Transit Circle Telescope Is First Used in Greenwich, England Great Britain Space and Astronomy Greenwich
1907 Seattle, Washington's Children's Orthopedic Hospital Is Founded Washington Children's Health Care Child Advocacy History Link
1912 Earth and Moon Come Within 221,441 Miles Center to Center Earth Science Moon USA Today
1958 Sputnik I Disintegrates in Fall to Earth After 92 Days in Space Soviet Union Russian Space Program Cold War NASA
American Rocket Society and Research Panel Issue Proposal for a National Space Agency Space Exploration NASA
1962 First Automated Passenger Subway Train Runs in New York City New York City Subway Historic Firsts New York City Subsway
1970 7.5 Magnitude Earthquake Kills 10,000 in China China Earthquakes Death USGS

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