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Frederick William Herschel [2] [3] KH, FRS (/ ˈ h ɜːr ʃ əl / HUR-shəl; [4] German: Friedrich Wilhelm Herschel [ˈfʁiːdʁɪç ˈvɪlhɛlm ˈhɛʁʃl̩]; 15 November 1738 – 25 August 1822) was a German-British [5] astronomer and composer.
Sir John Frederick William Herschel, 1st Baronet KH FRS (/ ˈ h ɜːr ʃ əl, ˈ h ɛər-/; [2] 7 March 1792 – 11 May 1871) [1] was an English polymath active as a mathematician, astronomer, chemist, inventor and experimental photographer who invented the blueprint [3] [4] [5] and did botanical work.
1781: Discovery of Uranus, with two of its major moons (Titania and Oberon), by William Herschel [73] 1846: Discovery of Neptune by Johann Galle [74] 1902: Discovery of the stratosphere by Richard Assmann [75] 1909: Discovery of cosmic ray by Theodor Wulf [76] 1916: Schwarzschild metric [77] and Schwarzschild radius [78] by Karl Schwarzschild
1781: William Herschel announces discovery of Uranus, expanding the known boundaries of the Solar System for the first time in modern history. 1785: William Withering: publishes the first definitive account of the use of foxglove for treating dropsy. 1787: Jacques Charles: Charles's law of ideal gases.
The Catalogue of Nebulae and Clusters of Stars was first published in 1786 by William Herschel in the Philosophical Transactions of the Royal Society of London. [1] In 1789, he added another 1,000 entries, [2] and finally another 500 in 1802, [3] bringing the total to 2,500 entries. This catalogue originated the usage of letters and catalogue ...
William Herschel splits sunlight through a prism and with a thermometer, measures the energy given out by different colours. He notices a sudden increase in energy beyond the red end of the spectrum , discovering invisible infrared and laying the foundations of spectroscopy.
Nature has always been a powerful source of inspiration, with inventors diving into the world around them for new ideas. From the anatomy of animals to the behavior of plants, some of our most ...
1800 - William Herschel: Infrared light; 1801 – Thomas Young: Wave theory of light; 1801 - Johann Wilhelm Ritter: Ultraviolet light; 1803 – John Dalton: Atomic theory of matter [citation needed] 1806 – Thomas Young: Kinetic energy; 1814 – Augustin-Jean Fresnel: Wave theory of light, optical interference