Template:Selected anniversaries/September 7: Difference between revisions
No edit summary |
No edit summary |
||
| Line 11: | Line 11: | ||
||1799: Louis-Guillaume Le Monnier dies ... botanist and physicist. | ||1799: Louis-Guillaume Le Monnier dies ... botanist and physicist. | ||
||1799: Jan Ingenhousz dies ... physiologist, biologist and chemist. He is best known for discovering photosynthesis by showing that light is essential to the process by which green plants absorb carbon dioxide and release oxygen. He also discovered that plants, like animals, have cellular respiration. Pic. | |||
||1829: August Kekulé, German chemist and academic born ... He was the principal founder of the theory of chemical structure. | ||1829: August Kekulé, German chemist and academic born ... He was the principal founder of the theory of chemical structure. | ||
Revision as of 18:28, 31 August 2018
1914: Physicist and philosopher James Van Allen born. The Van Allen radiation belts will be named after him, following their discovery by his Geiger–Müller tube instruments aboard satellites in 1958.
1926: Steganographic analysis of The Safe-Cracker reveals two terabytes of encrypted data.
1927: The first fully electronic television system is achieved by inventor Philo Farnsworth.
1928: Mathematician and crime-fighter Abraham Fraenkel publishes new class of Gnomon algorithm functions based on axiomatic set theory, which he uses to detect and counteract crimes against mathematical constants.
1985: Mathematician George Pólya dies. He made fundamental contributions to combinatorics, number theory, numerical analysis and probability theory.
2017: Signed first edition of Niles Cartouchian and Egon Rhodomunde Confront Gnotilus sells for two million dollars.