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1 day ago · Historical background See also: History of quantum field theory, History of subatomic physics, Julian Schwinger, and John Clive Ward In 1954, Yang Chen-Ning and Robert Mills extended the concept of gauge theory for abelian groups, e.g. quantum electrodynamics, to nonabelian groups to provide an explanation for strong interactions. In 1957, Chien-Shiung Wu demonstrated parity was not conserved ...
6 hours ago · Wilhelm Richard Wagner (/ ˈ v ɑː ɡ n ər / VAHG-nər; German: [ˈʁɪçaʁt ˈvaːɡnɐ] ⓘ; 22 May 1813 – 13 February 1883) was a German composer, theatre director, polemicist, and conductor who is chiefly known for his operas (or, as some of his mature works were later known, "music dramas").
- 22 May 1813, Leipzig
- List of compositions
- 13 February 1883 (aged 69), Venice
1 day ago · Hypertension, also known as high blood pressure, is a long-term medical condition in which the blood pressure in the arteries is persistently elevated. High blood pressure usually does not cause symptoms itself.
1 day ago · French colonial empire Empire colonial français (French) 1534–1980 Left: Royal Standard of France (before 1792) Right: Flag of the French Empire and the French Republic The First (light blue) and Second (dark blue) French colonial empires Status Colonial empire Capital Paris Religion Catholicism, Islam, Judaism, Louisiana Voodoo, Haitian Vodou, Buddhism, Hinduism [7] History • Cartier ...
6 hours ago · Tonga (/ ˈ t ɒ ŋ ə / TONG-ə, / ˈ t ɒ ŋ ɡ ə / TONG-gə; Tongan:), officially the Kingdom of Tonga (Tongan: Puleʻanga Fakatuʻi ʻo Tonga), is an island country in Polynesia, part of Oceania.
6 hours ago · Histoire [modifier | modifier le code] « Les complots existent ; le complot n'existe pas.. » — Alain Goldschläger et Jacques Lemaire Genèse historique [modifier | modifier le code] Articles connexes: Théories du complot maçonnique et Franc-maçonnerie en France . Plusieurs historiens estiment que les théories du complot existent de tout temps et dans toutes les sociétés humaines, au ...
1 day ago · Turkey, officially the Republic of Türkiye, is a country mainly in Anatolia in West Asia, with a smaller part called East Thrace in Southeast Europe.It borders the Black Sea to the north; Georgia, Armenia, Azerbaijan, and Iran to the east; Iraq, Syria, and the Mediterranean Sea (and Cyprus) to the south; and the Aegean Sea, Greece, and Bulgaria to the west.
