1732 – Born February 22, in Westmoreland County, Virginia. 1759 – January 6, Washington married Martha Dandridge Custis. 1754 – 1763 – Gained command experience during the French and Indian War. 1775 – 1783 – Led America’s Continental Army to victory over Britain in the American Revolutionary War which led to the ..
1927 – Born in Los Angeles. – An American astronomer. – Is best known for his work on clusters of galaxies but was also a noted lecturer and author. 1958 – He published a catalog of 2,712 clusters and was preparing a catalog of southern clusters at the time of ..
African American mathematician, astronomer, clockmaker, and publisher 1731 – Born on the 9th of November. 1753 – Made a wooden clock, which ran well for at least twenty years. 1789 – He was able to make the calculations to predict solar and lunar eclipses. 1792-1797 – Published the compile ephemeris for the Benjamin Banneker’s Almanac, ..
384 BC – Aristotel was born in Stagira, on the peninsula of Chalcidice. Ancient Greek philosopher, a student of Plato and teacher of Alexander the Great. He wrote diverse subjects like physics, poetry, zoology, logic, rhetoric, politics, government, ethics, and biology. 347 BC – After the death of Plato he was to ..
1948 – Born on the 2nd of September in Boston, Massachusetts. 1966 – She attended and graduated from Marian High School. 1970 – Attended Framingham State College in her hometown and graduate. 1978 – Moved to Concord, New Hampshire, when Steven accepted a job as an assistant to the state attorney general. 1982 – She ..
Claudius Ptolemy was a Greek mathematician and astronomer who lived in Alexandria, Egypt during the second century CE. While little is known about the life of Ptolemy, his nomen, or clan name, Claudius, indicates that he was a Roman citizen while Ptolemy is a Homeric name appearing in Greek mythology. Ptolemy was born around ..
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1834 – He was born on the 8th day of November in Berlin. 1861 – He wrote numerous papers on photometry. 1872 – He held the Chair of Astrophysics at Leizpig University. He outspokenly criticized the lithopanspermia hypothesis of William Thomson based on two grounds which are no explanation as to how life arose in ..
1727 – He was born on the 6th day of December this year in Schwabach, Germany . In spite of his short life, he made a great contribution to anatomy. 1753 – He became director of the Botanic garden of the University of Göttingen. 1755 – He became a professor in the medical faculty. 1757 ..
1878 – He was born on the 17th day of November this year in New York City and the son of German immigrants. 1903 – He obtained his doctorate from Columbia University. He also becomes a bacteriologist at Roosevelt Hospital until 1905. 1906 – He developed a medium and a simple method ..