Template:Selected anniversaries/March 25: Difference between revisions
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File:James Braid.jpg|link=James Braid (nonfiction)|1860: Surgeon and gentleman scientist [[James Braid (nonfiction)|James Braid]] dies. He was an important and influential pioneer of hypnotism and hypnotherapy. | File:James Braid.jpg|link=James Braid (nonfiction)|1860: Surgeon and gentleman scientist [[James Braid (nonfiction)|James Braid]] dies. He was an important and influential pioneer of hypnotism and hypnotherapy. | ||
File:Maurice d'Ocagne.jpg|link=Philbert Maurice d’Ocagne (nonfiction)|1862: Mathematician and engineer [[Philbert Maurice d’Ocagne (nonfiction)|Philbert Maurice d’Ocagne]] born. He will found the field of nomography, the graphic computation of algebraic equations, on charts which he will called [[Nomogram (nonfiction)|nomograms]]. | |||
||John Henry "Professor" Pepper (d. 25 March 1900) was a British scientist and inventor who toured the English-speaking world with his scientific demonstrations. He entertained the public, royalty, and fellow scientists with a wide range of technological innovations. He is primarily remembered for developing the projection technique known as Pepper's ghost, building a large-scale version of the concept by Henry Dircks. Pic. | ||John Henry "Professor" Pepper (d. 25 March 1900) was a British scientist and inventor who toured the English-speaking world with his scientific demonstrations. He entertained the public, royalty, and fellow scientists with a wide range of technological innovations. He is primarily remembered for developing the projection technique known as Pepper's ghost, building a large-scale version of the concept by Henry Dircks. Pic. | ||
Revision as of 11:27, 15 April 2018
1655: Saturn's largest moon, Titan, is discovered by Christiaan Huygens.
1857: Printer, bookseller, and inventor Édouard-Léon Scott de Martinville is receives a patent for the phonoautograph, which records an audio signal as a photographic image.
1860: Surgeon and gentleman scientist James Braid dies. He was an important and influential pioneer of hypnotism and hypnotherapy.
1862: Mathematician and engineer Philbert Maurice d’Ocagne born. He will found the field of nomography, the graphic computation of algebraic equations, on charts which he will called nomograms.
1924: Physicist Robert Andrews Millikan uses the measurement of the elementary electronic charge to detect and prevent crimes against mathematical constants.
1925: John Logie Baird gives the first public demonstration of moving silhouette images by television at Selfridges department store in London in the first of a three-week series of demonstrations.
1927: Miniaturized version of John Ambrose Fleming delivers lecture on numbered cake algorithms.