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Hace 1 día · James Clerk Maxwell's 1865 prediction that light was an electromagnetic wave – which was confirmed experimentally in 1888 by Heinrich Hertz's detection of radio waves – seemed to be the final blow to particle models of light. In 1900, Maxwell's theoretical model of light as oscillating electric and magnetic fields seemed
Hace 1 día · Ulysses S. Grant (born Hiram Ulysses Grant; [b] April 27, 1822 – July 23, 1885) was an American military officer, politician, and the 18th president of the United States from 1869 to 1877. As commanding general, Grant led the Union Army to victory in the American Civil War in 1865 and briefly served as U.S. secretary of war.
Hace 2 días · The history of the United States from 1865 to 1917 was marked by the Reconstruction era, the Gilded Age, and the Progressive Era, and includes the rise of industrialization and the resulting surge of immigration in the United States.
Philosophical Transactions is the world’s first and longest-running scientific journal. It was launched in March 1665 by Henry Oldenburg (c.1619-1677), the Society’s first Secretary, who acted as publisher and editor. Oldenburg spun his wide-ranging network of European natural-philosophical contacts, the activity of the Royal Society, and ...
Hace 6 días · En el año 1865 fue revisada otra vez para así actualizar la ortografía y traer al mundo de habla hispana, el sagrado texto confiable de la biblia Reina Valera en una gramática actualizada para la época moderna.
Hace 3 días · John MacBride was born in County Mayo in 1865, ... He fought against the British during the Boer War-a point not lost on British General John Maxwell of Easter Rising fame/ infamy who was also a participant in the Boer War on the British side-then fled to France because he feared to return to Ireland at that time.
Hace 2 días · Clarence Maxwell Copper 1870 – 1954 (m. 1901) Siblings. Susie O. Blanchard 1862 – 1865. Harry C. Blanchard 1865 – 1916 ...
