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Hace 21 horas · Richard Phillips Feynman (/ ˈ f aɪ n m ə n /; May 11, 1918 – February 15, 1988) was an American theoretical physicist, known for his work in the path integral formulation of quantum mechanics, the theory of quantum electrodynamics, the physics of the superfluidity of supercooled liquid helium, as well as his work in particle physics for which he proposed the parton model.
Hace 21 horas · Santa Clarita (/ ˌ s æ n t ə k l ə ˈ r iː t ə /; Spanish for "Little St. Clare") is a city in northwestern Los Angeles County in the U.S. state of California.With a 2020 census population of 228,673, it is the third-most populous city in Los Angeles County, the 17th-most populous in California, and the 103rd-most populous city in the United States. It is located about 30 miles (48 km ...
Hace 21 horas · United States portal. v. t. e. Bayard Rustin ( / ˈbaɪ.ərd / BY-ərd; March 17, 1912 – August 24, 1987) was an American political activist, a prominent leader in social movements for civil rights, socialism, nonviolence, and gay rights. Rustin was the principal organizer of the March on Washington for Jobs and Freedom in 1963.
