Template:Selected anniversaries/December 4: Difference between revisions

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File:Luigi Galvani.jpg|link=Luigi Galvani (nonfiction)|1798: Physician and physicist [[Luigi Galvani (nonfiction)|Luigi Galvani]] dies. In 1780, he discovered that the muscles of dead frogs' legs twitch when struck by an electrical spark.
File:Luigi Galvani.jpg|link=Luigi Galvani (nonfiction)|1798: Physician and physicist [[Luigi Galvani (nonfiction)|Luigi Galvani]] dies. In 1780, he discovered that the muscles of dead frogs' legs twitch when struck by an electrical spark.
||1806: John Thomas Graves born ... jurist and mathematician. He was a friend of William Rowan Hamilton, and is credited both with inspiring Hamilton to discover the quaternions and with personally discovering the octonions, which he called the octaves. Pic: https://commons.wikimedia.org/wiki/File:John_T_Graves.jpg


File:John Tyndall 1878.jpg|link=John Tyndall (nonfiction)|1820: Physicist [[John Tyndall (nonfiction)|John Tyndall]] dies of chloral hydrate overdose.  He studied diamagnetism, and made discoveries in the realms of infrared radiation and the physical properties of air.
File:John Tyndall 1878.jpg|link=John Tyndall (nonfiction)|1820: Physicist [[John Tyndall (nonfiction)|John Tyndall]] dies of chloral hydrate overdose.  He studied diamagnetism, and made discoveries in the realms of infrared radiation and the physical properties of air.

Revision as of 10:26, 6 December 2018