Template:Selected anniversaries/July 21: Difference between revisions
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||1873 – At Adair, Iowa, Jesse James and the James–Younger Gang pull off the first successful train robbery in the American Old West. | ||1873 – At Adair, Iowa, Jesse James and the James–Younger Gang pull off the first successful train robbery in the American Old West. | ||
||Fernand Holweck (b. 21 July 1890) was a French physicist who made important contributions in the fields of vacuum technology, electromagnetic radiation and gravitation. He is also remembered for his personal sacrifice in the cause of the French Resistance and his aid to Allied airmen in World War II. Pic. | |||
File:John_Fleming_in_Fleming_tube.jpg|link=John Ambrose Fleming (nonfiction)|1910: Physicist [[John Ambrose Fleming (nonfiction)|John Ambrose Fleming]] delivers lecture from within giant novelty Fleming tube. | File:John_Fleming_in_Fleming_tube.jpg|link=John Ambrose Fleming (nonfiction)|1910: Physicist [[John Ambrose Fleming (nonfiction)|John Ambrose Fleming]] delivers lecture from within giant novelty Fleming tube. | ||
Revision as of 23:25, 17 February 2018
1810: Chemist and physicist Henri Victor Regnault born. He will be an early thermodynamicist, best known for his careful measurements of the thermal properties of gases, and for mentoring William Thomson in the late 1840s.
1910: Physicist John Ambrose Fleming delivers lecture from within giant novelty Fleming tube.
1911: Professor of English and philosopher of communication theory Marshall McLuhan born. He will coin the expressions "the medium is the message" and "global village".
2016: Synthetic organism Ultravore begins consuming radioactive chemical waste at the Hanford Site.