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Hace 4 días · William Herschel (1738-1822) no solo fue un astrónomo brillante, sino también un músico talentoso y un inventor ingenioso. En 1800, mientras experimentaba con prismas y luz solar, Herschel hizo un descubrimiento revolucionario: la radiación infrarroja. Al notar que la temperatura aumentaba más allá del espectro visible, propuso la existencia de una forma de luz invisible, […]
Hace 4 días · Sir William Herschel, a magistrate and government administrator in colonial India, began using fingerprints in July 1858. He used thumb impressions to identify illiterate prisoners and workers in India and also to seal contracts made with the locals.
Hace 2 días · On July 4, 1997, NASA's Mars Pathfinder mission arrived on Mars and began transmitting images from the surface of the Red Planet. The rover, named Sojourner, was the first rover to successfully ...
Hace 1 día · Study with Quizlet and memorize flashcards containing terms like William Herschel (1856), Alphonse Bertillon (1879), Fingerprints are composed of.. and more.
Hace 3 días · The original New General Catalogue was compiled during the 1880s by John Louis Emil Dreyer using observations from William Herschel and his son John, among others. Dreyer had already published a supplement to Herschel's General Catalogue of Nebulae and Clusters (GC), containing about 1,000 new objects.
Hace 4 días · In the latter effort, the British astronomer William Herschel and his son John led the assault. The construction of ever more powerful reflecting telescopes allowed them during the late 1700s and early 1800s to measure the angular positions and apparent brightnesses of many faint stars.
Hace 5 días · John Frederick William Herschel (1792-1871) • He coined the term “photography ” and applied the terms negative & positive to photography. He made improvements in photographic processes, particularly in inventing the cyanotype process & variations (such as the chrysotype, the prosecutors of the modern blueprint process) 8.
